温度/K | 压强/(105Pa) | ||||
1.01 | 5.07 | 10.1 | 25.3 | 50.7 | |
673 | 99.2 | 99.6 | 99.7 | 99.8 | 99.9 |
723 | 97.5 | 98.9 | 99.2 | 99.5 | 99.6 |
773 | 93.5 | 96.9 | 97.8 | 98.6 | 99.0 |
A.一定压强下降低温度,SO2的转化率增大 |
B.在不同温度、压强下,转化相同物质的量的SO2所需要的时间相等 |
C.使用催化剂可以缩短反应达到平衡所需的时间 |
D.工业生产通常不采取加压措施是因为常压下SO2的转化率已相当高 |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

