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Out of HCl and CH_(3)COOH,which one Is weak is weak acid and why?Describe an activity to support your anser?

Answer»

Solution :ACETIC acid `(CH_(3)COOH)` is a weaker acid because it does not dissocitated completelyinto its ions in aqueous solutio.
Activity:Add zinc metal in HCl and `CH_(3)COOH` respectively.The HYDROGEN gas will be evolved faster in HCl and SLOWLY in `CH_(3)COOH`
It shows acetic acid is a weak acid.
Alternative method:
If we use PH will be dark RED in HCl and light red in `CH_(3)COOH` which shows HCl is a strong acid and `CH_(3)COOH` is a weak acid.


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