SolutionHard

Question

Which one of the following pairs of solution can we expect to be isotonic at the same temperature?

Options

A.0.1 M-urea and 0.1 M-NaCl
B.0.1 M-urea and 0.1 M-MgCl2
C.0.1 M-Na2SO4 and 0.1 M-NaCl
D.0.1 M − Na2SO4 and 0.1 M − Ca(NO3)2

Solution

The e­ffective molarity of solutions should be same.

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