What mass of glycerol (C3H8O3) must be added tO5 00 grams of water to prevent it from freezing at - 20.0 ° C?
Kf(H2O) = 1.86 ° C/ m . Molar Mass(C3H8O3) = 92.09 g/mol
A) 1.23 g C3H8O3
B) 17.1 g C3H8O3
C) 495 g C3H8O3
D) 1.98×103 g C3H8O3
E) 6.95×103 g C3H8O3
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