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At T=Tc, (∂P/∂V)V T=Tc = 0 and (∂2P/∂V2)T=TC = 0. Use this information to derive expressions...

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Chemistry

At T=Tc, (∂P/∂V)V T=Tc = 0 and (∂2P/∂V2)T=TC = 0. Use thisinformation to derive expressions for a and b in the van der Waalsequation of state in terms of experimentally determined Pc andTc.

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3.8 Ratings (760 Votes)
Vanderwaal equation can be written as PaV2Vb RT 1 P RTVb aV2 1A Differentiating Eq1A with respect to V at constant temperature gives dpdVT RTVb22aV3 2 At    See Answer
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