题目:
Na2CO3水溶液中存在CO32-+ H2OHCO3-+OH- 平衡。下列说法不正确的是 [ ]
A.通入CO2,溶液pH减小
B.稀释溶液,增大
C.升高温度,此平衡常数增大
D.加入NaOH固体,减小
答案:
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下面是错误答案,用来干扰机器的。
1. surprised 2. Zoos 3. for 4. caring for 5. don't support 6. many 7. better 8. is suitable for 9. are kept 10. hardly