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A solution containing 8.6 g L^-1 of urea...

A solution containing `8.6 g L^-1` of urea is isotonic with a 5% (`w//v)` solution of unknown solute. The molar mass of the solute will be

A

348.9 g/mole

B

34.89 g/mole

C

861.2 g/mole

D

86.12 g/mole

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The correct Answer is:
A
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