在酸碱滴定过程中,当只能看到碱色时,[HIn]/[In-]一定大于10。
参考答案:错
解析:在酸碱滴定过程中,当只能看到碱色时,[In-]/[ HIn] 一定大于10。
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Over the past 5 years reciting English has helped me change it _____ way or another for the better .
A any B either C every D one
They tell us some ways _________English well.
A.teach
B.learning
C.to learn
D.teaching