组别 | 温度 | n/mol 时间/min | 0 | 10 | 20 | 40 | 50 |
① | T1 | n(CH4) | 0.50 | 0.30 | 0.18 | 0.15 | |
② | T2 | n(CH4) | 0.50 | 0.35 | 0.25 | 0.10 | 0.10 |
A.由实验数据可知实验控制的温度T1<T2 |
B.0~20min内,CH4的降解速率:②>① |
C.40 min 时,表格中T1对应的数据为 0.18 |
D.组别②中,0~10 min 内,NO2的降解速率为0.0300mol•L-1·min-1 |

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

