Chemistry, 27.07.2019 20:40 SophieStar15

294 g of potassium dichromate contains 52 g of chromium and 39 g of potassium. what is the mass percent of oxygen in the compound?

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294 g of potassium dichromate contains 52 g of chromium and 39 g of potassium. what is the mass perc...

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