A sample of 0.6760 g of an unknown compound containing barium ions is dissolved in water and

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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 0.4105 g, what is the percent by mass of Ba in the original unknown compound?
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Chemistry

ISBN: 978-0077274313

10th edition

Authors: Raymond Chang

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