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An Ideal Solution Is Prepared by Mixing 15

Question 13

Multiple Choice

An ideal solution is prepared by mixing 15.6 g of toluene, C6H5CH3, and 136.2 g of butan-1-ol, C4H9OH at 25 °C. The vapour pressure of pure butan-1-ol is 885 Pa at this temperature. Calculate the partial pressure of butan-1-ol in the vapour above the mixture.


A) 885 Pa
B) 811 Pa
C) 74.6 Pa
D) 90.9 Pa

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