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Calculate the osmotic pressure of a solu...

Calculate the osmotic pressure of a solution obtained by mixing 100 mL of 1.5 percent solution of urea (mol.mass of 60) and 100 mL of 3.42 percent solution of cane sugar (mol. Mass=342) at `20^@C`.
`(R=0.82 litre atm K^-1 mol^-1)`

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