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20 June, 21:54

What will the volume be if 42 ml of a gas is changed from a pressure of 720 tore and 27c to 240 torr and - 123c

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  1. 21 June, 00:09
    0
    63 ml

    Explanation:

    (P1V1) / T1 = (P2V2) / T2

    Unit Conversion

    4ml = 0.042L

    T1 = 27+273 = 300K

    T2 = - 123+273 = 150K

    (720 * 0.042) / 300 = (240 * V2) / (150)

    V2 = 63 ml
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