Chemistry

A helium balloon is filled to a volume of 2.88 x 10^3L at 722 mm Hg and 19 degrees Celcius. When the balloon is released, it rises to an altitude where the pressure and temperature are 339 mm Hg and -55vC, respectively. What is the volume of the balloon?

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  1. (P1V1/T1) = (P2V2/T2)
    Don't forget T is in Kelvin.
    Note the correct spelling of celsius.

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  2. .774 L x 10^3

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  3. 774

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  4. 745

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