Ch19-p048 - 48(a According to the first law of thermodynamics Q = Eint W When the pressure is a constant W = p V So Eint = Q pV = 20.9 J(1.0110

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() ( ) ( ) 56 3 8.31 J/mol K 20.9J 34.4J mol K. / 1.01 10 Pa 50 10 m p QQ R Q C nT npVnR p V == = = = ΔΔ Δ ×× (c) Using Eq. 19-49, C V = C p – R = 26.1 J/mol·K. 48. (a) According to the first law of thermodynamics Q = Δ E int + W . When the pressure is a constant
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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