chemistry

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Which of the following would lower the vapor pressure of a sample of butanol in a closed container?
I) decreasing the temperature of the sample
II) decreasing the size of the container
III) draining off some of the liquid

a. I, II and III
b. I and II
c. II and III
d. I and III
e. II only
f. III only
g. I only

  • chemistry -

    a yes, b no, c no.

  • chemistry -

    I) Yes
    II) No
    III) No

    So the answer is I only

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