Calculate the Molality of C₂H₅OH in a Water Solution That

question 60

Multiple Choice

Calculate the molality of C₂H₅OH in a water solution that is prepared by mixing 50.0 mL of C₂H₅OH with 112.7 mL of H₂O at 20°C.The density of the C₂H₅OH is 0.789 g/mL at 20°C.(Assume the density of water at this temperature is 1.00 g/mL. )

• A)0.00963 m
• B)0.155 m
• C)0.132 m
• D)7.60 m
• E)9.63 m

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