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04-06-2017
Chemistry

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How many grams of water in 8.22 grams of cuso4*5h2o?

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kidsandcompanyb kidsandcompanyb

11-06-2017

Molar mass of CuSO4 * 5 H2O
= 63.546 + 32 + 16*4 + 5*18
= 249.546 g/mol
Mass of water in that formula: 5 * 18 = 90 g/mol
Percent by mass of water = 90 / 249.546 = 36%
So, 36% of your 8.22 g is water. 0.36 * 8.22= 2.95 g of water

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