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Thermofluids help needed!!

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    • Thread Starter

    Hey guys! so ive been on abeyance this year and now i have to do my exams i need help with this question because ive been away not sure what i have to revise on heres a question from a past paper, could yall help me out with the question and what the topic is so i can look it up online!! thanks so much!!
    • Thread Starter

    heres the copy and paste:

    A1. (a) A mixture of three gases has the following percentage analysis by
    CO2 35% N2 25% O2 40%
    The mixture occupies a volume of 0.5 m3
    at a temperature of 77 oC and
    a pressure of 4 bar.
    (i) the analysis by volume [30 %]
    (ii) the gas constant and the molecular mass of the mixture
    [10 %]
    (iii) the mass and the specific heat capacity at constant
    volume of the mixture
    [10 %]
    (iv) the partial pressure of each gas [15%]
    (b) The mixture undergoes a process according to PV1.25 = Constant
    to a temperature of 25 oC.
    (i) The work done during this process [20%]
    (ii) The heat transferred during this process [15%]
    Relative Mole
    • Thread Starter

    heres the screenshot as attached:
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