Question

The freezing point depression constant for water is -1.86 C/m. At what temperature will a solution containing 7.75 g KCl and 45.0 g H2O begin to freeze? Assume that no ion-pairing occurs between K+ and Cl-.
A.-8.59 C
B.-4.30 C
C.-2.15 C
D.-1.59 C
E.-0.51 C

Answer

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