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Chemistry, 10.12.2020 01:10 jessicaisbaehood

If 3.9 g of element X reacts with 170. g of element Y to form the compound XY, what is the percent by mass of element X in the compound?

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If 3.9 g of element X reacts with 170. g of element Y to form the compound XY, what is the percent b...

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