100 g of `C_(6)H_(12)O_(6)` (aq.) solution has vapour pressure is equal to 40 torr at certain temperature. Vapour pressure of `H_(2)O`(l) is 40.18 torr at same temperature. If this solution is cooled to `-0.93^(@)C`, what mass of ice will be separated out? (`K_(f) = 1.86 kg "mol"^(-1)`):
A
95.5 g
B
4.5 g
C
45.5 g
D
47.8 g
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The correct Answer is:
d
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