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A 1.000 g sample of an aluminum is dissolved, and the sulfate precipitated as BaSO4. The precipitate weighed 0.3486 g after it was washed and ignited. Assuming all the sulfate and aluminum in the sample were in the form of K₂Al₂(SO4)324H₂O, calculate the percentage of Al₂O₂ in the sample.

A 1.000 g sample of an aluminum is dissolved, and the sulfate precipitated as BaSO4. The precipitate weighed 0.3486 g after it was washed and ignited. Assuming all the sulfate and aluminum in the sample were in the form of K₂Al₂(SO4)324H₂O, calculate the percentage of Al₂O₂ in the sample.

Chemistry
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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NOTE: THE BIG NUMBER IS FOR NUMBERING ONLY. IT IS NOT GRADED

SAMPLE PROBLEM 8 A 1.000 g sample of an aluminum is dissolved, and the sulfate precipitated as BaSO4. The precipitate weighed 0.3486 g after it was washed and ignited. Assuming all the sulfate and aluminum in the sample were in the form of K₂Al₂(SO4)3 24H₂O, calculate the percentage of Al₂O3 in the sample. 8
Transcribed Image Text:SAMPLE PROBLEM 8 A 1.000 g sample of an aluminum is dissolved, and the sulfate precipitated as BaSO4. The precipitate weighed 0.3486 g after it was washed and ignited. Assuming all the sulfate and aluminum in the sample were in the form of K₂Al₂(SO4)3 24H₂O, calculate the percentage of Al₂O3 in the sample. 8
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