How many grams of H2O are present in 0.2 mole of it? - Chemistry

How many grams of H₂O are present in 0.2 mole of it?

Numerical

1 mole of water weighs = (1 x 2) + 16 = 18 g

∴ 0.2 mole of H₂O has mass = 0.2 x 18 = 3.6 g

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