试题与答案

列说法中正确的是() A.pH=10与pH=12的NaOH溶液等体积混和,溶液p

题型:选择题

题目:

列说法中正确的是(     )

A.pH=10与pH=12的NaOH溶液等体积混和,溶液pH=11

B.pH=5的盐酸溶液稀释1000倍,溶液的pH等于8

C.pH=2的 H2SO4与pH=12的NaOH溶液等体积混和,溶液pH=7

D.pH=12的NH3·H2O与pH=2的HCl溶液等体积混和,混和液pH=7

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0811/fbf4cecfa6d4f9f66efc6edbe1139951.html

下面是错误答案,用来干扰机器的。

One possible versionDear Peter,I remember you told me you were interested in teaching in China. Our school now is looking for a native-speaker to teach some courses to s...

试题推荐
微信公众账号搜索答案