2019年中国科学院大学(国科大)619物理化学(甲)试题及答案.pdf
1999 1999 2 1 1mol 100 25dm 3 100 dm 3 50 dm 3 50 dm 3 100 dm 3 A3101J B5724J C2573J D4208J 2 373.15K p 40.7kJ mol -1 1mol 18.8cm 3 1mol 30200 cm 3 1mol U A40.7kJ B52.5kJ C37.6kJ D525.5kJ 3 373.15K p 1mol 373.15K p G A40.7kJ B52.5kJ C37.6kJ D0 4 H + 750 4.0cm 9.6cm 16.0V H + A3.2 10 7 m 2 V 1 s 1 B 5 . 8 10 7 m 2 V 1 s 1C8.5 10 4 m 2 V 1 s 1 D 3 . 2 10 5 m 2 V 1 s 1 5 H 2 S As 2 S 3 H 2 S A 23 (As S ) H ,( )HS HS x m nnx x + + ii + + B 23 (As S ) HS ,( )H H x m nnxx + ii C 23 (As S ) H ,( )HS HS x m nnx x + ii D 23 (As S ) HS ,( )H H x m nnxx + + ii 1. 9 298.15K p 1 322 CH COOH( ) 2O ( ) 2CO ( ) 2H O( ) lgg + 2 l ,1 rm H -1 870.3 kJ mol = i - 1 -