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A solution is prepared by mixing 0.0400 mol CH2Cland 0.0800 mol of CH2Brat 25 °C. Assuming the solution is ideal, calculate the composition of the vapor (in terms of mole fractions) at 25 °C. At 25 °C, the vapor pressures of pure CH2Cland pure CH2Brare 133 and 11.4 torr, respectively.

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