How much polystyrene of molar mass 9000 g ,mol^ -1 would have to be dissolved in 100 g of C_6H_6 to lower its...

Question

How much polystyrene of molar mass 9000 g ,mol^ -1 would have to be dissolved in 100 g of C_6H_6 to lower its freezing point by 1.05 K? (K_f of C_6H_6 = 4.9 K ,kg ,mol^ -1 )

Accepted Answer

(B)

MHT CET Chemistry question

Solution

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