A 0.5 percent solution of potassium chloride was found to freeze at $-$0.24$^\circ$C. The percentage dissociation of potassium chloride is ______________. (Nearest integer) (Molal depression constant for water is 1.80 K kg mol$-$1 and molar mass of KCl is 74.6 g mol$-$1)

Question

A 0.5 percent solution of potassium chloride was found to freeze at $-$0.24$^\circ$C. The percentage dissociation of potassium chloride is ______________. (Nearest integer)

(Molal depression constant for water is 1.80 K kg mol^$-$1 and molar mass of KCl is 74.6 g mol^$-$1)

Correct Answer

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