At certain temperature, the osmotic pressure of an aqueous solution of urea was found to be 405 mm. How many times the solution should be diluted in order to exhibit the osmotic pressure of 81 mm at the same temperature
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At 10^oC , the osmotic pressure of urea solution is 500 mm. The solution is diluted and the temperature is raised to 25^oC , when the osmotic pressure ...
We have the equation pi = iCRT As urea is non - electrolyte, i = 1 pisolution = iCsolutionRT1 - - - - - - - - >1 pisolution = iCsolutionRT2 - - -
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rtc ÷ m
so the answer is 5 times
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