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Twenty grams of a substance were dissolved in 500 ml. of water and the osmotic pressure of the solution was found to be 600

Twenty grams of a substance were dissolved in 500 ml. of water and the osmotic pressure of the solution was found to be 600 mm of mercury at 15C. Determine the molecular weight of the substance. (a) 1120 (b) 1198 (c) 1200 (d) None of these

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