Question

1.00 g of a non-electrolyte solute dissolved in 50 g of benzene lowered the freezing point of benzene by 0.40 K. Find the molar mass of the solute. (K_f for benzene = 5.12 K kg mol^-1)

Answer 1

Given, W_B = 1.00 g ,W_A = 50g, K_f = 5.12 K kg mol^-1 ; △T_f = 0.40 K