Q3/ Calcium in a 2.00 g sample is determined by precipitating Ca,C2O4, dissolving this in acid, and titrating the oxalate with 0.0200M KMNO4. What percent of CaO is in the sample if 35.6 mL KMNO4 is required for titration? (The reaction is 5H2C,O4 +2MnO, +6H* 10 CO2 +2MN2+ +8H2O).

Q3/ Calcium in a 2.00 g sample is determined by precipitating Ca,C2O4, dissolving this in acid, and titrating the oxalate with 0.0200M KMNO4. What percent of CaO is in the sample if 35.6 mL KMNO4 is required for titration? (The reaction is 5H2C,O4 +2MnO, +6H* 10 CO2 +2MN2+ +8H2O).

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

i need the answer quickly

Q3/ Calcium in a 2.00 g sample is determined by precipitating Ca,C,O4,
dissolving this in acid, and titrating the oxalate with 0.0200M KMNO4. What
percent of CaO is in the sample if 35.6 mL KMNO4 is required for titration?
(The reaction is 5H2C,O4 +2MNO, +6H* 10 CO2 +2MN2+ +8H2O).

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