Solution: What is the freezing point of a solution of 7.15 g MgCl 2 in...

What is the freezing point of a solution of 7.15 g MgCl ₂in 100 g of water? K _f for water is 1.86°C/m.

A) -0.140°C

B) -1.40°C

C) -2.80°C

D) -4.18°C

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