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At 300K temperature Beaker A containing 0.02M solution of urea and Beaker B containing 0.002M solution of sugar are seperated by SPM with respect to water . On which Beaker how much pressure should be applied to prevent osmosis?

At 300K temperature Beaker A containing 0.02M solution of urea and Beaker B containing 0.002M solution of sugar are seperated by SPM with respect to water . On which Beaker how much pressure should be applied to prevent osmosis?

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1 Answers

Sunil Kumar FP
askIITians Faculty 183 Points
7 years ago
osmotic pressure is given by the formula,pi=CRT
where C is the concentration of the solution
R is the gas constant
T is the temperature in kelvin
osmotic pressure in each beaker separated by semi permeable membrane
beaker A=CRT=.02*.0821*300=.49 bar
beaker B=.002*.0821*300=.049 bar

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