Calculate the mass of a compound (molar mass `= 256` `g mol^(−1)`) to be dissolved in `75` g of benzene to lower its f

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Q 1115878760.     Calculate the mass of a compound (molar mass `= 256` `g mol^(−1)`) to be dissolved in `75` g of benzene to lower its freezing point by `0.48 K` (`K_f = 5.12` `K` `kg mol^(−1)`)
A

`1.1` g

B

`1.8` g

C

`1.5` g

D

None of these

HINT

Use `ΔT_f =(K_f×w_2×1000)/(M_2×w_1)`

Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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