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The vapor pressure of 2-propanol (C3H8O, M = 60.096 g mol-1) is 50.00 kPa at 338.8...

The vapor pressure of 2-propanol (C3H8O, M = 60.096 g mol-1) is 50.00 kPa at 338.8 ºC, but it fell to 49.62 kPa when 8.69 g of a non-volatile organic compound was dissolved in 250 g of 2-propanol. Calculate the molar mass of the compoud.

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