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s (Ba²+) is A sample of 0.6760 g of an unknown compound containing barium ions is dissolved in water and treated with an excess of Na₂SO4. If the mass of the BaSO4 precipitate formed is 0.7548 g, what is the percent by mass of Ba in the original unknown compound? Round your answer to 4 significant digits.

s (Ba²+) is A sample of 0.6760 g of an unknown compound containing barium ions is dissolved in water and treated with an excess of Na₂SO4. If the mass of the BaSO4 precipitate formed is 0.7548 g, what is the percent by mass of Ba in the original unknown compound? Round your answer to 4 significant digits.

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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A sample of 0.6760 g of an unknown compound containing barium ions \(( \text{Ba}^{2+} )\) is dissolved in water and treated with an excess of \(\text{Na}_2\text{SO}_4\). If the mass of the \(\text{BaSO}_4\) precipitate formed is 0.7548 g, what is the percent by mass of Ba in the original unknown compound? Round your answer to 4 significant digits. [There is a blank space for user input labeled "% Ba" with options to reset or confirm the input.]
Transcribed Image Text:A sample of 0.6760 g of an unknown compound containing barium ions \(( \text{Ba}^{2+} )\) is dissolved in water and treated with an excess of \(\text{Na}_2\text{SO}_4\). If the mass of the \(\text{BaSO}_4\) precipitate formed is 0.7548 g, what is the percent by mass of Ba in the original unknown compound? Round your answer to 4 significant digits. [There is a blank space for user input labeled "% Ba" with options to reset or confirm the input.]
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