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    jeanvanwyk001's Avatar
    jeanvanwyk001 Posts: 1, Reputation: 1
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    #1

    Nov 28, 2012, 09:02 AM
    Gas Volumes related to temperature and pressure.
    Hi, Im stuck on this question:

    The volume of a certain mass of gas is 150dm^3. The kelvin temperature of the gas is doubled and the pressure is halved. What is the volume of the gas now?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Nov 28, 2012, 09:30 AM
    Use the ideal gas law:



    Rearrange to get V by itself:



    Now if T is doubled and P is cut in half, what happens to V?
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