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The vapour pressure of ethyl alcohol at $25^{\large\circ}C$ is 59.2 torr. The vapour pressure of a very dilute solution of urea in ethyl alcohol is 51.3 torr. What is the molality of the solution?

1 Answer

2.9molal
Hence (A) is the correct answer.
answered Jun 10, 2014 by sreemathi.v
 

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