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Correct expressions among the following ...

Correct expressions among the following are : (`rho`-density of solution, M molarity of solution, `M_(2)` Molar mass of solute, m-molarity, `X_(2)`-Mole fraction if solution )

A

`m=(1000M)/(1000rho-MM_(2))`

B

`X_(2)=(mM_(1))/(1000+mM_(1))`

C

`X_(2)=(MM_(1))/(M(M_(1)-M_(2))+rho)`

D

`m=(rho-MM_(2))/(M)`

Text Solution

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The correct Answer is:
A
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