c5hri2sswhitKri c5hri2sswhitKri

14-08-2016
Chemistry

Answered

For which compound does 0.256 mole weigh 12.8 g?

A(C_2 H_4 O)
B(CO_2)
C(CH_3 Cl)
D(C_2 H_6)
ENone of these

Verified Answer :

meerkat18 meerkat18

18-08-2016

To answer this problem, we divide the mass in grams of the compound by the number of moles of the compound. In this case, 12.8 grams divided by 0.256 is equal to 50 g/mol. We just have to find which among the choices has a molar mass of 50 g/mol. The answer to this problem is C. CH3Cl

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