Q.19 according to the debye-hückel limiting law, if the concentration of a dilute aqueous solution of kci is increased 4-fold, the value of in y. (7, is the mol

Q.19 According to the Debye-Hückel limiting law, if the concentration of a dilute aqueous solution of KCI is increased 4-fold, the value of in Y. (7, is the molal mean ionic activity coefficient) will (A) decrease by a factor of 2 (B) increase by a factor of 2 (C) decrease by a factor of 4 (D) increase by a factor of 4