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Kiara E
Kiara E asked in Science & MathematicsMathematics · 9 years ago

Help with my Chem homework please?!?

I'm doing my hw for chem and i saved this question for last but still can't get it:

A gas occupies a volume of 18L at a pressure of 4.3 atm and a temperature of 501 K. what will the volume expand or contract to if the pressure is raised to 10. atm and the temperature is changed to 250K?

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  • Amar Soni
    Lv 7
    9 years ago
    Favorite Answer

    Boyles Law Says

    PV = RT

    4.3(18) = R(273+501) .................(I)

    10*x = R(273 +250) ..................(ii)

    Divide (ii) by (i)

    10x/77.4 = 523/774

    10x =(523/774)77.4

    x = 5.23 L ...............Ans

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