A polynomial fit to measurements of the total volume of a binary mixture of A and B is, ν = 778.55 − 22.5749x + 0.56892x 2 + 0.01023x 3 + 0.00234x 4 where ν = V/cm3 , x = nB/mol, and nB is the amount of B present. Derive an expression for the partial molar volume of B.

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Q: يا أصدقائي، كل يوم أكتشف أن الفراغ يزيدنا خيبات، والانشغال يزيدنا إنجازا. كلما زادت الضغوط…

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