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24. A sample of 0.6760 g of an unknown compound containing barium ions (Ba?") is dissolved in water and treated with an excess of NazSO4. If the masses of the BaSO4 precipitate formed is 0.4105 g, what is the percent by mass of Ba in the original unknown compound? A. 37.52 % 25. What is the concetration (in molarity )of a NaOH solution if 25 0 ml of thn salı B. 35.72 % C. 32.57% D. 37.72 % mooded te

24. A sample of 0.6760 g of an unknown compound containing barium ions (Ba?") is dissolved in water and treated with an excess of NazSO4. If the masses of the BaSO4 precipitate formed is 0.4105 g, what is the percent by mass of Ba in the original unknown compound? A. 37.52 % 25. What is the concetration (in molarity )of a NaOH solution if 25 0 ml of thn salı B. 35.72 % C. 32.57% D. 37.72 % mooded te

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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Answer no. 24

What is the molarity of the HCI? A. 0.176 M HC1 В. 1.76 М НCI С. О.0176 МНСІ D. 17.6 M HCI 24. A sample of 0.6760 g of an unknown compound containing barium ions (Ba") is dissolved in water and treated with an excess of NazSO4. If the masses of the BaSO4 precipitate formed is 0.4105 g, what is the percent by mass of Ba in the original unknown compound? A. 37.52 % B. 35.72 % C. 32.57% D. 37.72 % 25. What is the concentration in molarity )of a Na OH solutio if 25 0 ml. ofE the solu ded to
Transcribed Image Text:What is the molarity of the HCI? A. 0.176 M HC1 В. 1.76 М НCI С. О.0176 МНСІ D. 17.6 M HCI 24. A sample of 0.6760 g of an unknown compound containing barium ions (Ba") is dissolved in water and treated with an excess of NazSO4. If the masses of the BaSO4 precipitate formed is 0.4105 g, what is the percent by mass of Ba in the original unknown compound? A. 37.52 % B. 35.72 % C. 32.57% D. 37.72 % 25. What is the concentration in molarity )of a Na OH solutio if 25 0 ml. ofE the solu ded to
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