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A 5.25% solution of a substance is isoto...

A `5.25%` solution of a substance is isotonic with a `1.5%` solution of urea (molar mass `= 60g mol^(-1)`) in the same solvent. If the densities of both the solutions are assumed to be equal to `1.0 g cm^(-3)`, molar mass of the substance will be:

A

`105.0 g mol^(-1)`

B

Aq.`ZnCl_(3)` reacts with aq. `NH_(3)`

C

`90.0 g mol^(-1)`

D

`15.0 g mol^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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