题目

用惰性电极电解100mL饱和食盐水，一段时间后，在阴极得到112mLH2（标准状况），此时电解质溶液（体积变化忽略不计）的pH为(    )   A. 13                        B. 12                              C.8                             D.1  答案：A解析: —What can I do for you, Madam?—I’m looking for a table for eight, but I find they are all __________.A.made upB.kept upC.taken upD.put up