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A solution contaits 0.112molH2O and an unknown number of moles of sodium chloride. The vapor pressure of the solucion at 30C is 25.2 torr. The

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A solution contaits 0.112molH2O and an unknown number of moles of sodium chloride. The vapor pressure of the solucion at 30C is 25.2 torr. The vapor pressure of pure water at 30C is 31.3 torr. Cakculate the number of moles of sodium chlionde in the solution. Express the answer using three signiticant ligures

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