Chemistry

Assignment Task   this booklet you are provided with both the instructions and rules for participation in this laboratory course and a complete set of notes for five experiments. The aim of this component of your course is to provide you w …

Assignment Task   In response to the directive from the national government ministry in January 2021 with regards to the structure of the academic year for all South African universities, the management of UNISA resolved that, for the 2021 …

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.  …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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, …

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 …

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

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 …

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 …

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

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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.  …

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 …

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 …

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) …

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) …

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 …

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 …

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 …

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: …

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 …

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.  & …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …

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 …