A 1.000-g sample containing KHC204, H2C204, and impurities required 38.22 mL of 0.1000 M NaOH for acid-base titration. Another 1.000-g sample required 27.02 mLof 0.04000 M KMNO4 for redox titration in acid solution, according to the following reaction: Mno, + 5C,0,2 + 16H* 2 2MN²+ + 10Co, + 8H,0 How many mmols of KHC,0, are there in the sample? 1.351 mmols KHC,04 1.582 mmols KHC204 1.120 mmols KHC,04 1.911 mmols KHC,04

A 1.000-g sample containing KHC204, H2C204, and impurities required 38.22 mL of 0.1000 M NaOH for acid-base titration. Another 1.000-g sample required 27.02 mLof 0.04000 M KMNO4 for redox titration in acid solution, according to the following reaction: Mno, + 5C,0,2 + 16H* 2 2MN²+ + 10Co, + 8H,0 How many mmols of KHC,0, are there in the sample? 1.351 mmols KHC,04 1.582 mmols KHC204 1.120 mmols KHC,04 1.911 mmols KHC,04

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

A 1.000-g sample containing KHC204, H2C204, and impurities required 38.22 mL of 0.1000 M NaOH for acid-base titration.
Another 1.000-g sample required 27.02 mLof 0.04000 M KMNO, for redox titration in acid solution, according to the following
reaction:
Mno, + 5C,0,2- + 16H* 2 2MN2* + 10co, + 8H,0
How many mmols of KHC,0, are there in the sample?
1.351 mmols KHC204
1.582 mmols KHC204
O 1.120 mmols KHC204
1.911 mmols KHC204

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