1. What is the MW of the analyte?2. What is the meq of the analyte?3. What is the weight (in grams) of the analyte?4. What will be the percentage purity of the sample if 43mL of the titrant was consumed?5. Did the sample conform to the USP requirement? Yes or No? Assay of Hydrogen Peroxide SolutionProcedure:1.Pipet 2 milliliters of hydrogen peroxide solution into a suitable flask containing 20 milliliters of water. (H2O2 p = 1.45 g/ml)2.Add 20 milliliters of diluted sulfuric acid3.Titrate with 0.1 N potassium permanganate solution.Chemical reaction involved:H2O2 + KMno4 + H2SO4 02 + MnSO, + K2SO, + H20Probable atomic weights to be used:K=39H=1Mn= 55O=16S=32

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Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter16: Reactions Between Acids And Bases

Section: Chapter Questions

Problem 16.102QE

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1. What is the MW of the analyte?
2. What is the meq of the analyte?
3. What is the weight (in grams) of the analyte?
4. What will be the percentage purity of the sample if 43mL of the titrant was consumed?
5. Did the sample conform to the USP requirement? Yes or No?

Assay of Hydrogen Peroxide Solution
Procedure:
1.
Pipet 2 milliliters of hydrogen peroxide solution into a suitable flask containing 20 milliliters of water. (H2O2 p = 1.45 g/ml)
2.
Add 20 milliliters of diluted sulfuric acid
3.
Titrate with 0.1 N potassium permanganate solution.
Chemical reaction involved:
H2O2 + KMno4 + H2SO4 02 + MnSO, + K2SO, + H20
Probable atomic weights to be used:
K=39
H=1
Mn= 55
O=16
S=32

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