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calculate the Kf for the solvent bromoform: When 28.2 g of C20H42 are dissolved in 173. mL of bromoform, the freezing point of the solution is 5.4 C.

bromoform molar mass: 253; fp:8.3 C d=2.89

the freezing point of the solution is 5.4 C

step by step explanation please.

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