A Solution Is Prepared by Adding 40

question 44

Multiple Choice

A solution is prepared by adding 40.00 g of lactose (milk sugar) to 110.0 g of water at The partial pressure of water above the solution is ________ torr.The vapor pressure of pure water at 55 °C is 118.0 torr.The MW of lactose is

• A)2.216
• B)125.5
• C)225.9
• D)115.8
• E)86.5

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