Enter your answer in the provided box. A sample of 0.8360 g of an unknown compound containing barium ions (Ba²") is dissolved in water and treated with an excess of Na,SO4. If the mass of the BaSO, precipitate formed is 0.7737 g, what is the percent by mass of Ba in the original unknown compound?

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Q: Enter your answer in the provided box. A sample of 0.7560 g of an unknown compound containing barium…

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