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What is the molality of a solution prepared by dissolving 10.0 grams of methylamine, CH₃NH₂, in 50.0 mL of ethanol, C₂H₅OH? The specific gravity of ethanol is 0.789.

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A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C₂H₅OH) is 0.789 g/cm³. Calculate the concentration of ethanol in wine in terms of mass percent and molality.

lavenderporpoise841

A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C₂H₅OH) is 0.789 g/cm³. Calculate the concentration of ethanol in wine in terms of mass percent and molality.

lavenderporpoise841

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