An Ideal Solution Is Formed from a Mixture of the Nonvolatile

Multiple Choice

An ideal solution is formed from a mixture of the nonvolatile solute urea,CO(NH₂) ₂,and methanol,CH₃OH.The vapor pressure of pure methanol at 20°C is 89 mmHg.If 4.4 g of urea is mixed with 39.9 g of methanol,calculate the vapor pressure of the methanol solution.

A) 4.9 mmHg
B) 80 mmHg
C) 74 mmHg
D) 15 mmHg
E) 84 mmHg