The freezing point of a 0.05 molal solution of a non electrolyte in water is (K_f = 1.86 k kg mol^-1)

-0.93 ^oC

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-1.86 ^oC

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-0.093 ^oC

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0.93 ^oC

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Solution

The correct option is C
-0.093 ^oC

T_f= K_fx m = 1.86 x 0.05 = 0.093^oC

T_f= 0 - 0.093 = -0.093⁰C

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Molal depression constant for water is 1.86°C. The freezing point of a 0.05 molal solution of a non-electrolyte in water is

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Molal depression constant for water is 1.86°C. The freezing point of a 0.05 molal solution of a non-electrolyte in water is

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