The osmotic pressure of 40% (weight/volume) urea solution is 1.64 atm and that of 3 .42% (weight/volume) cane sugar is 2.46 atm. When equal volumes of the above two solutions are mixed, the osmotic pressure of the resulting solution is

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1.64 atm

2.46 atm

4.10 atm

2.05 atm

answer is D.

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Detailed Solution

π=π1+π22, if equal volumes are mixed, volume of solution becomes double.

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