A sample of 0.8360 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and treated with an excess of Na2SO4. If the mass of the BaSO4 precipitate formed is 0.7766 g, what is the percent by mass of Ba in the original unknown compound?   _____%

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Q: A 25.0 ml sample of sodium sulfate solution was analyzed by adding an excess of barium chloride…

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Q: in the reaction Ba(NO3)2+H2SO4 =BaSO4+2HNO3 how many grams of Ba(NO3)2 are required to precipitate…

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Q: For the reaction Ba(NO3)2+H2SO4 =BaSO4+2HNO3 how many grams of Ba(NO3)2 are required to…

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Q: 24. A sample of 0.6760 g of an unknown compound containing barium ions (Ba?") is dissolved in water…

A: Mass of Unknown = 0.6705 Mass of BaSO4 = 0.4105

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Q: Q5: A sample of 0.676g of an unknown compound containing barium ions (Ba+) is dissolved in water and…

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Q: Baso, (s)+ 2NACI(aq) BaCl, (aq) + Na,SO, (aq)- 1.78 g 2.00 g 1.00 g A student mixes a barium…

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Q: +2 When excess Na,so, solution was added to 20.0 mL of an unknown solution containing Ca ion, 0.0472…

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