MCQ
Aqueous solution of $HCl$ has the $pH = 4$. Its molarity would be
- A$4 \,M$
- B$0.4 \,M$
- ✓$0.0001\, M$
- D$10 \,M$
✓
Answer
Correct option: C.
$0.0001\, M$
(c) $pH = 4$ means; $[{H^ + }] = {10^{ - 4}}\,\,mol$
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