A:常温下,某溶液中由水电离的C(OH-)=10-3 mol/L,则该溶液可能为NH4Cl或NaOH溶液
B:常温时浓度均为1 mol/L的KHCO3和K2CO3溶液中,由水电离的C(OH-)前者大于后者
C:1 mL PH=1的H2SO4与100 mLNaOH溶液混合后PH=7,则原NaOH溶液PH=11
D:25℃时PH=5的CH3COOH溶液和100℃时PH=5的AlCl3溶液C(H+)相等
______ you have a talk with him, you will know he is a good person.
The kids may not go to school in the future.They____at home on computers.