Answers: 1
.![[HClO_4]=[H^+]=[ClO_{4}^{-}]=0.0025 M](/tpl/images/0147/5210/65b0e.png)
![pH=-\loh[H^+]](/tpl/images/0147/5210/85ce4.png)
![pH=-\log[0.0025 M]=2.60](/tpl/images/0147/5210/893de.png)
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What is the ph of a 0.0025 m solution perchloric acid?...
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