常温下将稀NaOH溶液和稀CH3COOH溶液混合，不可能出现的结果是（ ）
| A．pH>7，且c(OH-)>c(Na＋)> c(H＋)>c(CH3COO-) |
| B．pH>7，且c(Na＋)+c(H＋)＝c(CH3COO—)+c(OH-) |
| C．pH＜7，且c(CH3COO-)>c(H＋)>c(Na＋)>c(OH-) |
| D．pH＝7，且c(CH3COO-)>c(Na＋)>c(H＋)＝c(OH-) |
相关试题
It’s high time you had your hair cut ; it’s getting _______ . 
| A．too much long | B．much too long |
C．long too much | D．too long much |
My friend showed me round the town, ______ was very kind of him. 
| A．which | B．that | C．where | D．it |
They use computers to keep the traffic _______ smoothly.
| A．being run | B．run | C．to run | D．running |
If you leave the club, you will not be_____back in .
| A．received | B．admitted | C．turned | D．moved |
粤公网安备 44130202000953号