1.

van't Hoff factor of a 0.5% (w/w) aqueous solution of KCl which freezes at -0.24^@C is (K_f of water = 1.86K "kgmol"^(-1) , mol.wt.of KCl =74.5)

Answer»

1.52
2.32
1.92
1.32

Answer :C


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