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Solution


Q.

Consider the following pairs of solution which will be isotonic at the same temperature. The number of pairs of solutions is/are __________.      [2023]

A. 1 M aq. NaCl and 2 M aq. urea

B. 1 M aq. CaCl2 and 1.5 M aq. KCl

C. 1.5 M aq. AlCl3 and 2 M aq. Na2SO4

D. 2.5 M aq. KCl and 1 M aq. Al2(SO4)3

Ans.

(4)

For isotonic solution i1c1=i2c2

Solution i1c1 i2c2
A 2 2
B 3 3
C 6 6
D 5 5