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

    Feb 29, 2008, 11:14 AM
    Calculating pressure
    How do you calculate pressure of gas in a chamber after it is heated to 819K?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Feb 29, 2008, 11:21 AM
    Use the ideal gas law: PV=nRT. For a given amount of gas in a chamber the pressure is directly proportional to the temperature (in Kelvins).
    ISneezeFunny's Avatar
    ISneezeFunny Posts: 4,175, Reputation: 821
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    #3

    Feb 29, 2008, 11:21 AM
    gay-lussac's law:

    P1/T1 = P2/T2

    gas law

    PV = nRT

    depending on what info was given to you.

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