A．c(Cl－)＞c(NH )＞c(H＋)＞c(OH－) |
| B．c(NH)＞c(Cl－)＞c(H＋)＞c(OH－) |
| C．c(Cl－)＝c(NH)＞c(H＋)＝c(OH－) |
| D．c(NH)＝c(Cl－)＞c(H＋)＞c(OH－) |
| A．CH3COOH的电离作用大于CH3COONa的水解作用 |
| B．CH3COONa的水解作用大于CH3COOH的电离作用 |
| C．CH3COOH的存在抑制了CH3COONa的水解 |
| D．CH3COONa的存在抑制了CH3COOH的电离 |
| A．c(M＋)＞c(OH－)＞c(A－)＞c(H＋) |
| B．c(M＋)＞c(A－)＞c(H＋)＞c(OH－) |
| C．c(M＋)＞c(A－)＞c(OH－)＞c(H＋) |
| D．c(M＋)＋c(H＋)＝c(A－)＋c(OH－) |
| A．c(HCOO－)＞c(Na＋) | B．c(HCOO－)＜c(Na＋) |
| C．c(HCOO－)=c(Na＋) | D．无法确定c(HCOO－)与c(Na＋)的关系 |
| A．2H2(g)＋O2(g)===2H2O(g)＋Q1 2H2(g)＋O2(g)===2H2O(l)＋Q2 |
| B．S(g)＋O2(g)===SO2(g)＋Q1S(s)＋O2(g)===SO2(g)＋Q2 |
C．C(s)＋ O2(g)===CO(g)＋Q1C(s)＋O2(g)===CO2(g)＋Q2 |
| D．H2(g)＋Cl2(g)===2HCl(g)＋Q1H2(g)＋Cl2(g)===HCl(g)＋Q2 |
