Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

problem 1:

a) describe regarding the presence of phosphorous in waste water and its removal.

b) What are different groups of pollutants present in water? Describe.

problem 2:

a) describe how the biological agents cause disease in the humans and animals via soil pollution.

b) State the factors on which the collection of air samples depends. In addition prepare the process of air sampling.

c) prepare all the precautions observed while preparing a soil sample.

problem 3:

a) Illustrate the principle of solvent extraction? Describe the procedure of separating a neutral organic and acidic organic component from the mixture by using the solvent extraction method.

b) With the help of an illustration describe the process of ion exchange in ion exchange chromatography. How is this separation method used for the softening and deionization of water?

problem 4:

a) Draw a schematic diagram of cell having a pH glass electrode. Derive an expression for the operational definition of pH.

b) Give the applications of conductivity. At 298K, the resistance of 1.00 x 10-2 M KCl is 150 , while for 1.00 x 10-2 M HCl the resistance is 51.4 . The conductivity of the KCl solution at 298K is 1.41 ×10-3 Ω-1. Compute the cell constant and the conductivity of the HCl solution.

problem 5:

a) describe the steps of a typical procedure used for spectrophotometric determination of a substance.

b) What are the possible precautions one must consider when water samples are to be collected and submitted for bacteriological analysis? Give short details of the multiple tube fermentation test.

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M92630

Have any Question? 


Related Questions in Chemistry

Please respond to one of the below questions in detail

Please respond to ONE of the below questions in detail. These questions are taken from Sam Kean's "Questions and Topics for Discussion".  Your response needs to be 1-2 pages long, or approximately 700-900 words. Consider ...

Write a reserch paper on gas chromatographythis is a 10

Write a reserch paper on Gas chromatography. This is a 10 pages research paper that should include an introduction on chromatography, principles of separation, type of columns, resolution, detection methods and applicati ...

Explain why acidic rain produced as a result of excess

Explain why acidic rain produced as a result of excess sulphur dioxide in the atmosphere can cause degradation of buidings.

Fr this question imagine that sea water is a 35 mass

For this question imagine that sea water is a 3.5 mass % solution of NaCl with a density of 1.00g/mL. Assume full dissociation of the NaCl. a) Calculate the freezing point of sea water.Briefly explain why it is not 0 (de ...

In the following problem you must1 determine the correct

In the following problem you must: 1) Determine the correct formula for each reactant and product. 2) Determine the correctly balanced chemical equation. 3) Us the stoichiometry of the chemical equation to answer the que ...

What is the net ionic equation for the following

What is the net ionic equation for the following reaction? AgNO3 (aq) + NaCl (aq) AgCl (s) + NaNO3 (aq)

1 perchloric acid is either a broslashnsted-lowry acid or a

1. Perchloric acid is either a Brønsted-Lowry acid or a Brønsted-Lowry base. If it is an acid, what is it's conjugate base? On the other hand, if it is a base what is it's conjugate acid? 2. Phosphate ion is either a Brø ...

Calculate the amount of work done for the conversion of 100

Calculate the amount of work done for the conversion of 1.00 mole of Ni to Ni(CO)4in the reaction below, at 75oC. Assume that the gases are ideal. The value of R is 8.31 J/molK.

If you take a 100 ml portion of a 148 m ammonia solution

If you take a 10.0 mL portion of a 14.8 M ammonia solution and dilute it to a total volume of 0.250 L, what is the concentration of ammonia in the final solution? Provide an answer correct to 2 significant figures. For e ...

Assignmentthe purpose of this assignmentsubmission of an

Assignment The Purpose of this Assignment Submission of an ePortfolio is required for this class. Your Signature Assignment should address topics of personal interest, societal concerns, local, or even global issues, fro ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen