1. Calculate the volume of 0.0200 M KMnO4 that would be required to complete 0.20 grams of K3[Al(C₂O4)3] 3H₂O. 2. Suppose that a 0.32-gram sample of K3[Al(C₂O4)3] 3H₂O requires 39.50 mL of 0.0200 M KMnO4 to reach the endpoint. Determine the mass percent of oxalate in the sample. dis M 3. Suppose that the sample of K3[Al(C2O4)3] 3H₂O you titrated was wet. Do you think this would cause your mass percent of oxalate to be erroneously high or low? Explain your answer.

1. Calculate the volume of 0.0200 M KMnO4 that would be required to complete 0.20 grams of K3[Al(C₂O4)3] 3H₂O. 2. Suppose that a 0.32-gram sample of K3[Al(C₂O4)3] 3H₂O requires 39.50 mL of 0.0200 M KMnO4 to reach the endpoint. Determine the mass percent of oxalate in the sample. dis M 3. Suppose that the sample of K3[Al(C2O4)3] 3H₂O you titrated was wet. Do you think this would cause your mass percent of oxalate to be erroneously high or low? Explain your answer.

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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Concept explainers

Group 14 Elements

The following elements come under group 14 of the periodic table.

Question

1. Calculate the volume of 0.0200 M KMnO4 that would be required to completely react with
0.20 grams of K3[Al(C₂O4)3] 3H₂O.
2. Suppose that a 0.32-gram sample of K3[Al(C₂O4)3] 3H₂O requires 39.50 mL of 0.0200 M
KMnO4 to reach the endpoint. Determine the mass percent of oxalate in the sample.
3. Suppose that the sample of K3[Al(C₂O4)3] 3H₂O you titrated was wet. Do you think this
would cause your mass percent of oxalate to be erroneously high or low? Explain your answer.
Mass
et of
6

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