What is the percent composition by mass of benzene?

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asked Jan 16, 2021 232k views

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Jhujhul · Answer 1 · 2021-01-22T18:12:42+0000

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25.0%

A solution of benzene (C6H6) and toluene (C7H8) is 25.0% benzene by mass. At 25 °C the vapor pressures of pure benzene and pure toluene are 94.2 torr and 28.4 torr, respectively.

What is the percent composition by mass of benzene?

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