问题
单项选择题
0.01mo1／L的氢氧化钠溶液的PH值为（）。
A.2；
B.12；
C.13
答案
参考答案：B
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0.01mo1／L的氢氧化钠溶液的PH值为（）。
A.2；
B.12；
C.13
参考答案：B
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