Solving a chemistry problem

Solving a chemistry problem

2. Magnesium chloride forms a eutectic with water with a melting point of -33.6 C with its mole fraction of 0.047. A solution of 10 g of magnesium chloride in 50 g of water was cooled to this temperature. How much and what substance will be released into the solid phase?
1) 1.78 water 2) 1.78 g magnesium chloride 3) 11.6 g water 4) 5 g magnesium chloride

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