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  1. Joethebro

    Ideal Gas Equation vs Isentropic Equation

    I have a question concerning usage of the combined gas law (PV/T = constant) vs an isentropic equation (e.g., (P2/P1) = (T2/T1)^(k/(k-1))). How do you know when to use which formula? For example, if I had a gas where volume was held constant, but temperature was increased, which of the...

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