Je4ApNa 3246电极受到污染后,先用盐酸浸泡15~20min,然后用水冲洗干净,再浸泡在氯化钠溶液中活化
A.5%,0.1mol/L
B.10%,0.1mol/L
C.5%,0.01mol/L
D.10%,0.01mol/L
正确答案是C