温度/℃
平衡时的转化率/%
0.1MPa
0.5MPa
1MPa
2.5MPa
5MPa
400
99.2
99.6
99.7
99.8
99.9
450
97.5
98.9
99.5
500
93.5
96.9
97.8
98.6
99.0
下列说法错误的是( )