物理化学（上）（云南师范大学）章节测试课后答案2024春

第一章测试

1.在热力学中，标准态是指压力为100 kPa，温度为298.15 K时物质所处的状态。（ ）
A:对 B:错
答案:B
2.等压不做非膨胀功条件下，，所以，是特定条件下的状态函数。（ ）
A:错 B:对
答案:A
3.系统的状态函数改变后，系统的状态就改变。（ ）
A:对 B:错
答案:A
4.实际气体经过一个不可逆循环后，其热力学能可能增加、减少或不变。（ ）
A:错 B:对
答案:A
5.无论是否为恒压过程， 不做非膨胀功条件下，理想气体的焓变都可用公式 .w64941716628s .brush0 { fill: rgb(255,255,255); } .w64941716628s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716628s .font0 { font-size: 205px; font-family: "Times New Roman", serif; } .w64941716628s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64941716628s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716628s .font3 { font-size: 373px; font-family: Symbol, serif; } .w64941716628s .font4 { font-size: 530px; font-family: Symbol, serif; } .w64941716628s .font5 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 T p T HCdT D= ò 来计算。（ ）
A:错 B:对
答案:B
6.1mol理想气体A，分别经两条不同的途径I和II，从初态A变到终态B，则下列关系式中正确的是（ ）
A: B: C: D:
答案:D
7.关系式pVγ=常数，只适用于（ ）
A:理想气体的可逆过程 B:理想气体的绝热可逆过程 C:任何气体的绝热可逆过程 D:理想气体的绝热过程
答案:B
8.已知某温度下反应A2(g)+B2(s)=2AB(g)的等压反应热为 -92.5 kJ·mol-1，则反应的等容反应热（ ）
A:不能确定 B:等于 C:大于 D:小于
答案:D
9.对理想气体而言，下列关系式中不正确的是（ ）
A: .w64941716629s .brush0 { fill: rgb(255,255,255); } .w64941716629s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716629s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64941716629s .font0 { font-style: italic; font-size: 262px; font-family: "Times New Roman", serif; } .w64941716629s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716629s .font2 { font-size: 406px; font-family: "Times New Roman", serif; } .w64941716629s .font3 { font-size: 373px; font-family: Symbol, serif; } .w64941716629s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } T V U ) ( ¶ ¶ =0 B: C: .w64941716626s .brush0 { fill: rgb(255,255,255); } .w64941716626s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716626s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64941716626s .font0 { font-style: italic; font-size: 262px; font-family: "Times New Roman", serif; } .w64941716626s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716626s .font2 { font-size: 406px; font-family: "Times New Roman", serif; } .w64941716626s .font3 { font-size: 373px; font-family: Symbol, serif; } .w64941716626s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } V T U ) ( ¶ ¶ =0 D: .w64941716631s .brush0 { fill: rgb(255,255,255); } .w64941716631s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716631s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64941716631s .font0 { font-style: italic; font-size: 262px; font-family: "Times New Roman", serif; } .w64941716631s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716631s .font2 { font-size: 406px; font-family: "Times New Roman", serif; } .w64941716631s .font3 { font-size: 373px; font-family: Symbol, serif; } .w64941716631s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } T P U ) ( ¶ ¶ =0
答案:C
10.把卡诺热机倒开，就变成致冷机，当 时，致冷机的冷冻系数等于（ ）
A: .w64941716627s .brush0 { fill: rgb(255,255,255); } .w64941716627s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716627s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64941716627s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64941716627s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716627s .font2 { font-size: 373px; font-family: Symbol, serif; } .w64941716627s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 21 T TT - B: .w64941716625s .brush0 { fill: rgb(255,255,255); } .w64941716625s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716625s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64941716625s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64941716625s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716625s .font2 { font-size: 373px; font-family: Symbol, serif; } .w64941716625s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 21 2 TT T - C: .w64941716630s .brush0 { fill: rgb(255,255,255); } .w64941716630s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716630s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64941716630s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64941716630s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716630s .font2 { font-size: 373px; font-family: Symbol, serif; } .w64941716630s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 21 1 TT T - D: .w64941716624s .brush0 { fill: rgb(255,255,255); } .w64941716624s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64941716624s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64941716624s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64941716624s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64941716624s .font2 { font-size: 373px; font-family: Symbol, serif; } .w64941716624s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 21 T TT -
答案:A