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200 ml of an aqueous solution of a prote...

200 ml of an aqueous solution of a protein contains 1.26 g of protein. At 300 K, the osmotic pressure of this solution is found to be ` 2.52xx 10^(-3) ` bar.The molar mass of protein will be
` (R=0.083 L bar mol ^(-1) K^(-1)) `

A

`62.22 kg mol ^(-1) `

B

` 12444 g mol^(-1) `

C

` 300 g mol ^(-1)`

D

none of these

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The correct Answer is:
A
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