22) The vapor pressures of pure acetone and pure water at 25°C are 230 and 23.8 mmHg, respectively. Which of the below ideal solutions made by mixing different ratios of acetone and water has the lowest total vapor pressure at 25°C? Select one: a. 1/10 acetone to water  b. 1/2 acetone to water c. 1/1 acetone to water d. 2/1 acetone to water e. 10/1 acetone to water

Chemistry by OpenStax (2015-05-04)
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Chapter11: Solutions And Colloids
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Problem 65E: The vapor pressure of methanol, CH3OH, is 94 torr at 20 C. The vapor pressure of ethanol, C2H5OH, is...
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22) The vapor pressures of pure acetone and pure water at 25°C are 230 and 23.8 mmHg, respectively. Which of the below ideal solutions made by mixing different ratios of acetone and water has the lowest total vapor pressure at 25°C?

Select one:
a.

1/10 acetone to water 

b.

1/2 acetone to water

c.

1/1 acetone to water

d.

2/1 acetone to water

e.

10/1 acetone to water

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