题目内容
检查氯化物杂质时，最适宜的酸度是
2021-10-22
A.50ml中加硝酸1ml
B.50ml中加盐酸1ml
C.50ml中加硫酸0.5ml
D.50ml中加稀硝酸10ml
E.50ml中加稀醋酸10ml
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