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101年 - 101 淡江大學 轉學考 物理化學#53085
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題組內容
1. Calculate the pressure P in Pa and compression factor Z of 2.0 mol Ar
(g)
confined at 300.0 K in 20.0 L, as it behaves as
(a) a perfect gas,
其他申論題
沒有 【段考】高二物理下學期 權限，請先開通．
#193166
沒有 【段考】高二物理下學期 權限，請先開通．
#193167
沒有 【段考】高二物理下學期 權限，請先開通．
#193168
沒有 【段考】高二物理下學期 權限，請先開通．
#193169
(b) a real gas obeying the virial equation: PVm=RT(l+BP) with the second virial coefficient = —20.0 (cm3 mol-1).
#193171
(c) Comment on the Z value obtained as a real gas. Is the attractive or repulsive interaction greater for Ar(g)? (gas constant R = 8.314 I mol-1 K-1) (20 points)
#193172
【已刪除】2. A system containing 2.0 mol of a perfect gas for which molar heat capacity Cv,m = 20 J mol-1 K-1 is taken through the cycle in the following diagram in the direction indicated by the arrows. Calculate Q, W, △U and AH in kJ for each segment (1→2; 2→3; 3→1) and for the cycle. Display your final answers in a Table like one below on your answer book. (30 points)
#193173
(a) the enthalpy of vaporization in kJ mol-1,
#193174
(b) the normal boiling point in K, and
#193175
(c) the entropy of vaporization at the normal boiling point in J mol-1 K-1. (15 points)
#193176
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