A. B. C. D.
某氣相反應:2NO+O22NO2是放熱反應,反應達到平衡時,使平衡向右移動的條件是:()
A.升溫和加壓 B.降溫和降壓 C.降溫和加壓 D.升溫和降壓
在0.25mol/L次氯酸(HClO)的Ka=3.2×10-8溶液中,Ch+和電離度分別為:()
A.8.9×10-5mol/L,0.036% B.8.0×10-9mol/L,3.2×10-6% C.8.0×10-9mol/L,0.036% D.8.9×10-5mol/L,3.2×10-6%