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# Find the mass of urea (CH4N2O) needed to prepare 51.3 g of a solution in water...

Find the mass of urea (CH4N2O) needed to prepare 51.3 g of a solution in water in which the mole fraction of urea is 7.66×10−2.

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• ### Find the mass of urea (CH4N2O) needed to prepare 51.3 g of a solution in water...

Find the mass of urea (CH4N2O) needed to prepare 51.3 g of a solution in water in which the mole fraction of urea is 7.53×10−2.

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