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20 December, 17:45

What is the pressure in a 5 L tank with 1.5 moles of oxygen at 39.3 degrees Celsius?

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  1. 20 December, 18:45
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    The pressure in the tank is 7, 6 atm

    Explanation:

    We convert the unit of temperature in Celsius into Kelvin:

    0°C = 273K - -> 39,3°C = 39,3 + 273 = 312,3 K

    We use the formula:

    PV=nRT - --> P = nRT/V

    P = 1,5 mol x 0,082 l atm/K mol x 312,3 K/5 L

    P = 7,68258 atm
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