Greenrune113 Greenrune113

13-08-2016
Chemistry

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Calculate the mass in grams of each of the following substances.
3.01 x 10²³ formula units of CaCl₂

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pohmelo pohmelo

13-08-2016

Amount of CaCl2 = (3.01 x 10^23) / (6.02 x 10^23) = 0.5mol.
Mass of CaCl2 = 0.5 x [40.1 + 2(35.5)] = 55.55g

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