A solution is composed of 1.60 mol cyclohexane (P∘cy=97.6 torr) and 2.90 mol acetone (P∘ac=229.5 torr)....

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A solution is composed of 1.60 mol cyclohexane (P∘cy=97.6 torr) and 2.90 mol acetone (P∘ac=229.5 torr)....

A solution is composed of 1.60 mol cyclohexane (P∘cy=97.6 torr) and 2.90 mol acetone (P∘ac=229.5 torr). What is the total vapor pressure Ptotal above this solution?

This answer is 183 torr.

I need help with the next part:

As you saw in Part B, the vapor above the cyclohexane-acetone solution is composed of both cyclohexane vapor and acetone vapor. What mole fraction of the vapor above the solution, Xcy(vapor), is cyclohexane?

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