Chemistry

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Assignment Task : The BN unit (boron bonded to nitrogen) is isoelectronic to the C2 unit. Solid BN can exist in two forms. The u-form is white, soft and is an insulator; the 13-form is extremely hard and abrasive, and is also an insulator.  …

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Assignment Task :   Q 3: A mixture of oxygen and nitrogen (equal proportions by mass) is contained in a rigid cylinder at a temperature of 30 oC and 2 bar gauge pressure. If the volume of the cylinder is 10 m3 calculate the mass of oxy …

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  • Posted on : July 04th, 2019
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Assignment Task :   Q 3: A mixture of oxygen and nitrogen (equal proportions by mass) is contained in a rigid cylinder at a temperature of 30 oC and 2 bar gauge pressure. If the volume of the cylinder is 10 m3 calculate the mass of oxy …

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  • Posted on : July 04th, 2019
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    Australia

Assignment Task : Question 1  (a) Randomisation is used to minimise dependence between response measurement, in line with the assumption of independence A balanced design is one in which each treatment is tested the same number of times wh …

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  • Posted on : June 13th, 2019
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Assignment Task   Question 1 State the oxidation number of (show working and explain your answer) i. Nitrogen in N2 ii. Carbon in CO   Question 2 Redox Differentiate A. Oxidation and Reduction B. Oxidising agent and …

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  • Posted on : June 11th, 2019
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    Australia

Assignment Task : TASK: Choose one (1) topic from the following list:  1. In the last few decades, the prevalence of obesity has risen dramatically. The rise in obesity is thought to correlate with the increased intake of added sugar and/o …

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  • Posted on : June 03rd, 2019
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Assignment Task:     This Chemistry Assignment has been solved by our Chemistry Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We …

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  • Posted on : May 27th, 2019
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    Australia

Assignment Task: Background The Cholinergic Drug Company (ChDC) is embarking on pilot scale production of 2-substitued Rivastigmine analogues as potentially effective treatments for mild Alzheimer’s related dementia (Wishart 2017)). The …

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  • Posted on : May 22nd, 2019
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  • Subject Code :

    GA33CHE02

Assignment Task   1.1 Calculate the empirical formula of an organic compound and recall the meaning of the terms homologous series and functional group. 1.2 Name simple organic compounds included in this unit and represent these compounds …

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  • Posted on : May 14th, 2019
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  • Country :

    United Kingdom

Assignment Task : Examiners: Dr James Buick, Dr Jovana Radulovic  The numerical values in this coursework are based on your student number. Your student number is a six-digit code UP QWERTY. In the assignment below you should replace lette …

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  • Posted on : May 12th, 2019
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Assignment Task   a) the filamentous algae in pond water b) the filamentous algae in salt solution c) Draw what you think the filamentous algae in Figure 2 would look like if it was treated with distilled water. d) Referring to yo …

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  • Posted on : May 11th, 2019
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  • Country :

    United Kingdom

Assignment Task : Examiners: Dr James Buick, Dr Jovana Radulovic  The numerical values in this coursework are based on your student number. Your student number is a six-digit code UP QWERTY. In the assignment below you should replace lette …

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  • Posted on : May 11th, 2019
  • Downloads : 2
  • Subject Code :

    RCS1601

  • Country :

    Australia

Assignment Task: 1. INTRODUCTION  Chromatography is a technique frequently used to separate mixtures. The basis of the method is the variation in the ability of different compounds to be adsorbed onto solid surfaces. If a "solvent fro …

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  • Posted on : May 06th, 2019
  • Downloads : 3
  • Country :

    Australia

Assignment Task: The Australia wide Debate on Enhanced Green House Effect during the intense 2019-2020 bushfire season is a contemporary example of how science as a human endeavour highlights the development of science as a way of knowing and doin …

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  • Posted on : May 06th, 2019
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    Australia

Assignment Task: Report Template 1. Introduction Briefly introduce the assignment brief, what is known, what is unknown, what are you being asked to do. 2. Aim, Hypotheses State the overall aim of the report, relevant hypotheses, and r …

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  • Posted on : May 06th, 2019
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    Australia

Assignment Task: Q1. i) In the space below, write the condensed structure of Compound O.  ii) Referring to Expt 4: Part D in your lab manual and the condensed structure write the balanced equation for the reaction of Compound O with NaHCO3 …

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  • Posted on : May 02nd, 2019
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  • Country :

    Australia

Assignment Task:   This Chemistry Assignment has been solved by our Chemistry Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We are se …

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  • Posted on : April 29th, 2019
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    Australia

Assignment Task   Aim: The aim of Part A of the experiment is to measure the pH of common substances and the aim of part B is to form a titration curve using different combinations of acids and bases. Part A: Rank these substances …

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  • Posted on : April 29th, 2019
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  • Country :

    Canada

Assignment Task   1a. (3 marks) For the structure below, indicate the FIVE (5) most electrophilic carbon atoms and rank them (1- 5) from most electrophilic (1) to least electrophilic (5). 1b. (3 marks) For the structure below, rank the …

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  • Posted on : April 28th, 2019
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Assignment Task   Place each solid in a separate beaker and add 25–30 mL of distilled water to each beaker. Gently stir the mixtures to dissolve the salts. Use a different stirring rod for each beaker to avoid cross–contaminati …

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  • Posted on : April 26th, 2019
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  • Subject Code :

    CHEM1110

  • Country :

    Australia

Assignment Task: Question 1: from Dr Leach Describe Pharma industry approaches to the treatment of cerebral ischemic brain damage following a stroke.  Your answer should describe the known drug targets based on the current understanding of t …

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  • Posted on : April 21st, 2019
  • Downloads : 1
  • Country :

    United Kingdom

Assignment Task: Introduction The processes of metabolism and excretion are mainly responsible for terminating the action of drugs in the human body. The metabolic changes to which drugs are subjected in vivo are directed primarily towards the …

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  • Posted on : April 14th, 2019
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Assignment Task   WRITE A RESEARCH PROPOSALS ON “WOULD ETHANOL MADE FROM THE CORN CAN HELP COMBAT THE CLIMATE CHANGE?’   This Chemistry Assignment has been solved by our Chemistry experts at TV Assignment …

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  • Posted on : April 07th, 2019
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  • Subject Code :

    CHEG324

  • Country :

    United Arab Emirates

Assignment Task : Project information: (CHEG324) The objective of this project is to study contaminated water and how to remove these contaminants. It is well known that water contamination is one of the most challenging problem facing us as th …

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  • Posted on : March 26th, 2019
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Assignment Task   1. Lithium chloride (LiCl) and potassium chloride (KCl) are both white crystalline solids that dissolve in water. When one is added to water, the temperature increases, and when the other is added to water, the temperatur …

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  • Posted on : March 24th, 2019
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Assignment Task    1. A substance has a molar heat of combustion of -810.4 kJimol. When 0.285 mot of the substance is burned in a calorimeter containing 8.60 kg of water. what is the increase in water temperature? 2. This is a tric …

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  • Posted on : March 19th, 2019
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Assignment Task   Introduction In many chemical reactions, reactants are not completely converted to products. Instead, the reaction goes to some steady state in which the concentrations of both products and reactants do not change over …

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  • Posted on : March 19th, 2019
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  • Subject Code :

    CHEM1067

  • Country :

    United Kingdom

Assignment Task   Task: Write an essay on one of the following topic areas of supercritical fluid chromatography. a. Analysis of counterfeit drugs using supercritical fluid chromatography. b. Application of supercritical fluid chrom …

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  • Posted on : March 15th, 2019
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Assignment Task   Overview The scientific report assignment will require you to present chemical analysis of data acquired from the pH titrations experiment you have done in the class and its interpretation. This should be written for a …

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  • Posted on : March 13th, 2019
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Introduction and Purpose of Task Enzymes are protein molecules that catalyse the chemical reactions which take place within cells. Catalysts speed up chemical reactions by bringing the reactants together for the reaction to occur. Enzymes are capa …

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  • Posted on : March 08th, 2019
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  • Subject Code :

    CHEM2401

Assignment Task    Q1. Draw a structure for each of the following a) N-ethylhexanamide b) β-valerolactone c) cycloheptanecarbaldehyde   d) ethyl 3-bromobutanoate e) benzoyl bromide f) 3-methylbutanenitrile …

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  • Posted on : March 08th, 2019
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  • Country :

    Australia

Assignment Task : Question 1   Consider a goethite ore assaying around 2196 which needs to be routinely sampling to a confidence level of ±0.296. Fe 92 times out of 100. Pyrite is liberated as a particle size of 300 microns. Calculate …

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  • Posted on : March 06th, 2019
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Assignment Task   Part 1 – Reactions & Reaction Types  For each reaction given, give the reaction type (RT), predict the products and write a complete, balanced equation including states:  1. Calcium reacts with bro …

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  • Posted on : March 05th, 2019
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Assignment Task    1   (a)   Write down balanced chemical reactions for the dissolution of the following compounds. Potassium carbonate  Sodium phosphate (b)   Explain why ionic compou …

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  • Posted on : February 10th, 2019
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  • Subject Code :

    CHEM2701

Assignment Task - Rationale Solutions are used in chemistry labs and in healthcare all the time. IV preparations are an example of a solution, as well as many drugs in both pill and liquid form.   Procedure & Observations …

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  • Posted on : February 01st, 2019
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Assignment Task -   Test A  Draw the capacity ratio v.s. pressure graph. Discuss how well the results obtained  from the lab compared with the expected results (you should find the exact heat  capacity ratio yourself f …

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  • Posted on : February 01st, 2019
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  • Country :

    Singapore

Assignment Task - Question 1 What would serve as your positive and negative control in this experiment?   Question 2 What is the purpose of using agar in the media?   Question 3 Why is it important to allow the nutri …

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  • Posted on : January 22nd, 2019
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Assignment Task -   Large questions 1. Pravastatin is a widely used cholesterol-lowering drug. It is a synthetic analogue of an exciting natural product discovered in recent years in certain fungi which acts by inhibiting 3-hydroxy-3-methy …

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  • Posted on : January 22nd, 2019
  • Downloads : 0
  • Subject Code :

    CH110

  • Country :

    United States America

Assignment Task -   I. Multiple Choices with justification. For each question: 2 points for the correct answer  1. The ability of an element to attract electrons within a covalent bond is the definition of  A. electrostatic at …

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  • Posted on : January 14th, 2019
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  • Subject Code :

    CHM222

  • Country :

    Canada

Assignment Task -      Commence                1. Answer the following True or False questions, explaining your reasoning in terms of the laws of thermodynamics where appropriate:  …

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  • Posted on : December 29th, 2018
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Assignment Task: Homologous Series - PH Change - Chemistry Assignment Help This Chemistry Assignment has been solved by our Chemistry Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh soluti …

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  • Posted on : December 27th, 2018
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Assignment Task : Introduction:  What is the different between a saturated and unsaturated hydrocarbon?  What is an addition reaction and what type of hydrocarbons are able to go through an addition reaction?  Identify the …

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  • Posted on : December 15th, 2018
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Assignment Task : Post-laboratory questions   1. Draw the mechanism for the formation of your ester from the unknown alcohol and acetic  2. In the experimental procedure, at the end of the reaction, you are asked to cool the round-bott …

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  • Posted on : December 09th, 2018
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Assessment Task: Hydrocarbon Bonding and Isomers - Chemistry Assessment Answer ACTIVITY 1. Hydrocarbon Bonding and Isomers 1.1. To justify the tetra-valency in acetylene (ethyne), the carbon atom must have 4 atomic orbitals available fo …

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  • Posted on : November 11th, 2018
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Assignment Task: Task: Objective : The purpose of this assignment is to assess students' analytical thinking skills to understand the basic concepts of chemistry, the exchange of science capabilities in writing through complex biolog …

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  • Posted on : November 07th, 2018
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  • Country :

    Australia

Assignment Task: Protocol: Use PyMOL, to explore the structures that you have been provided. Use the questions below to guide your exploration. The following toots in PyMOL are likely to be useful in your exploration:  1. Representing the …

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  • Posted on : October 17th, 2018
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  • Country :

    Australia

Assignment Task: Introduction  In this exercise, you will use a number of small chemical tests and spectroscopic (Light interacting with matter) measurements to determine the structure of an unknown organic molecule. This experiment is a d …

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  • Posted on : October 13th, 2018
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Assignment Task : Discussions The following questions should be addressed in the report 2 Why the SEM sample used I this experiment was polished without etching? (5%) Why 15 mm working distance was chosen for the EDS …

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  • Posted on : October 13th, 2018
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Assignment Task : Objectives This assessment item relates to the unit learning outcomes 1 and 2.   Details This series of questions is designed to help you in your comprehension of the introductory concepts presented in Modules 1, …

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  • Posted on : October 10th, 2018
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Assignment Task: A mixture of five (5) components are to be separated via four (4) unit operations.  shows the flow rate of each component. and the split ratio of the substances at each unit operation.  a) Discuss your strategy to …

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  • Posted on : October 08th, 2018
  • Downloads : 0

Assignment Task:   Task:               This Chemistry  Assignment has been solved by our Chemistry  Experts at TVAssignmentHelp. Our Assignment Writ …

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  • Posted on : October 07th, 2018
  • Downloads : 0
  • Subject Code :

    CHE411

Assignment Task: This CHE 411: Chemistry Assignment has been solved by our Chemistry Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We are serving more than 10000+ Stude …

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  • Posted on : October 05th, 2018
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  • Subject Code :

    CHE411

Assignment Task:        This CHE 411: Chemistry Assignment has been solved by our Chemistry Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We …

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  • Posted on : October 05th, 2018
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Assignment Task:   Task:               This Chemistry  Assignment has been solved by our Chemistry  Experts at TVAssignmentHelp. Our Assignment Writ …

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  • Posted on : October 05th, 2018
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Assignment Task : The last quantitative techniques experiment demonstrated the importance of acquiring laboratory skills. The better your laboratory skills, the more accurate and precise your results and therefore the more useful and significant t …

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  • Posted on : October 01st, 2018
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Assignment Task: Context: Acids and bases, and their reactions, are used extensively in everyday life and in the human body. The chemistry of acids and bases contributes to industrial contexts and the environment. Therefore, it is essential tha …

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  • Posted on : September 22nd, 2018
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Assignment Task: Context: Acids and bases, and their reactions, are used extensively in everyday life and in the human body. The chemistry of acids and bases contributes to industrial contexts and the environment. Therefore, it is essential tha …

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  • Posted on : September 22nd, 2018
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Assignment Task: Full scan mass spectrum (pos mode) after 0 h (consider m/z 467, 431, 394, 372) Compare the isotope pattern of Pt compounds containing different numbers of chlorido ligands (n = 0- 2) and explain the differences.  &n …

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  • Posted on : September 21st, 2018
  • Downloads : 0
  • Subject Code :

    CHEM 120

Assignment Task : 1. The required components that contribute to your grade and their weight are A) 4 exams (100 pts ea), 1 final (200 pts), iClicker questions (50 pts), Sapling Homework (75 pts) B) 4 exams (100 pts ea), 1 final (200 pts), Sa …

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  • Posted on : September 19th, 2018
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Assignemnt Task: Table of contents  i. Engineering ethics ii. Plagiarism statement iii. Abstract 1. Microbial induced calcium carbonate precipitation (MICP) 1.1 Introduction 1.2 Bacterial induced calcium carbona …

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  • Posted on : September 18th, 2018
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Assignemnt Task: Table of contents  i. Engineering ethics ii. Plagiarism statement iii. Abstract 1. Microbial induced calcium carbonate precipitation (MICP) 1.1 Introduction 1.2 Bacterial induced calcium carbona …

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  • Posted on : September 18th, 2018
  • Downloads : 0
  • Subject Code :

    CEE361

Assignment Task: 3. 150 mg of nitric acid is added to a volumetric flask and water is added to yield a final volume of 1.0 L of water,  What kind of chemistry problem is this (strong acid, weak acid, or solubility)? Explai …

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  • Posted on : September 12th, 2018
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Assignment Task: Task 1  A standard titration has been performed in order to determine the concentration of an unknown. Read the information given below, then use this data as though you had collected it yourself during a lab session.  …

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  • Posted on : September 11th, 2018
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Assignment Task Task: 1. For each of the structures below, indicate the most acidic hydrogen and draw the most important resonance form of the conjugate base. 2. Rank the basic compounds below from strongest (1) to weakest (4). For each …

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  • Posted on : September 10th, 2018
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Assignment Task : Concentration and pH  1. Unknown amount of Glucose dissolved in 250.00mL of deionized water. 25.00mL of this solution diluted by adding 75.00mL of deionized water. Concentration of the resulting solution was 0.05M. a. Fi …

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  • Posted on : September 09th, 2018
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Assignment Task : Question 1:  Milk of magnesia, Mg(OH)2, is commonly used as an antacid and is available in both tablet and liquid forms.  a) How many mole of Mg(OH)2 are present in a 311 mg chewable tablet? (5 marks)  b) …

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  • Posted on : September 08th, 2018
  • Downloads : 0
  • Subject Code :

    CHEM11042

Assignment Task : Question 1:  Milk of magnesia, Mg(OH)2, is commonly used as an antacid and is available in both tablet and liquid forms.  a) How many mole of Mg(OH)2 are present in a 311 mg chewable tablet? (5 marks)  b) …

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  • Posted on : September 08th, 2018
  • Downloads : 0

Assignment Task: 1. Soil improvement using Microbial Induced Calcite (MIC)  Mechanical compaction and chemical grouting are the two most widely used methods in geotechnical engineering for ground improvement. However, the disadvantages …

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  • Posted on : September 07th, 2018
  • Downloads : 0
  • Country :

    Australia

ASSIGNMENT TASK:   TASK:   Assessment Task Observation Student Assessment Instructions  Your assessor will explain the arrangements for this assessment, including when it will occur and how the observation will be …

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  • Posted on : September 07th, 2018
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Assignment Task: Purpose This experiment has two parts. The purpose of the first part of the experiment is to measure the solubility product constant, Ksp, for four slightly soluble hydroxides in water. The purpose of the second part of the ex …

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  • Posted on : September 05th, 2018
  • Downloads : 0

Assignment Task : Instructions For this experimental report you will need to: briefly read the Expt 4 instructions in your laboratory manual, watch the Video: Expt 4 Organic families functional groups complete the Expt 4 Pre-Prac Quiz: …

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  • Posted on : September 04th, 2018
  • Downloads : 0

Assignment Task : A mixture of five (5) components are to be separated via four (4) unit operations.  shows the flow rate of each component. and the split ratio of the substances at each unit operation.  a) Discuss your strategy to obta …

  • Uploaded By : Grace
  • Posted on : August 11th, 2018
  • Downloads : 0

Assignment Task : Full scan mass spectrum (pos mode) after 0 h (consider m/z 467, 431, 394, 372) Compare the isotope pattern of Pt compounds containing different numbers of chlorido ligands (n = 0- 2) and explain the differences.  & …

  • Uploaded By : Grace
  • Posted on : August 07th, 2018
  • Downloads : 0
  • Country :

    United States America

Assignment Task: The main objective of this experiment is to establish the reduction potentials of four metals relative to an arbitrarily chosen metal, and then arrange them into a table that has the form of a table of standard reduction potential …

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  • Posted on : August 04th, 2018
  • Downloads : 0

Assignment Task : Questions 1. Wri.g a balanced equation for the formation of (Cell,CH2)3SnC1 from CelisCH2C1 and . metal is not straightforward. The reaction most likely proceeds by an oxidative adthtion reaction to fonn (C.CH2)2SnC12 folio... by …

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  • Posted on : August 01st, 2018
  • Downloads : 0

Assignment Task: The reactions of carbonyl compounds are one of the most important class of synthetically useful reaction in organic chemistry. The carbonyl functional group is also regarded as the most important functional group. This f …

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  • Posted on : July 31st, 2018
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Assignment Task : Project  Please answer both questions:  Australian Rainfall and Runoff (ARR) guidelines Book 1, chapter 6 provides a loose guideline on incorporation of climate change information in deriving of design flood estim …

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  • Posted on : July 31st, 2018
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Assignment Task : 1. Soil improvement using Microbial Induced Calcite (MIC)  Mechanical compaction and chemical grouting are the two most widely used methods in geotechnical engineering for ground improvement. However, the disadvantages of t …

  • Uploaded By : Grace
  • Posted on : July 27th, 2018
  • Downloads : 0
  • Country :

    Australia

Assignment Task: Literature review on the past ten years types of research Topic - other applications of red mud Abstract (max 250 words) Introduction  Occurrence Applications Catalyst – you sho …

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  • Posted on : July 25th, 2018
  • Downloads : 0
  • Country :

    United States America

Assignment Task: Goals To calibrate a pH probe. To become familiar with acid-base titration curves. To determine the concentration of an unknown acid.  Equipment and Materials 0.10 M ammonium hydroxide solution, 0.10 M sodium hydroxide …

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  • Posted on : July 23rd, 2018
  • Downloads : 0

Assignment Task : Note 1: Take note of the mark breakdown for the MCQ and written answer questions. The written answer questions are worth much more than the MCQ. It could be worth considering how you will approach the exam in order to best show y …

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  • Posted on : January 27th, 2018
  • Downloads : 0

Assignment Task : Q1 Hexokinase is an important enzyme which is part of the glycolytic pathway. There are several forms of the enzyme, one of which is highly expressed in cancer cells. a) Use the NCBI or EBI portals to retrieve one file for …

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  • Posted on : January 11th, 2018
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Assignement Task : Syllabus outcomes assessed A student develops and evaluates questions and hypotheses for scientific investigation. A student designs and evaluates investigations in order to obtain primary and secondary data and informat …

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  • Posted on : January 09th, 2018
  • Downloads : 0

Assignment Task : One possible site is to be identified for a chemical plant. The location of the site is in Langkawi, Malaysia. For the site:  Sketch a cross section through the strata at the location for the chemical plant   Thi …

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  • Posted on : January 09th, 2018
  • Downloads : 0

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