Question

What are the meanings of a strong acid and a weak acid? What are examples of each?

Answer 1

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An acid which is completely ionised in water and produces H+ ions in a solution is called a strong acid
Eg:KOH

An acid which is partially ionised in water and produces H+ ions in a solution is called weak acid

Answer 2

Explanation:

A strong acid completely dissociates in water to form H+ ions.

A weak acid does not fully dissociate in water to form H+ ions.

Examples:

Hydrochloric acid HCL is a strong acid.

Ethanoic acid CH3COOH is a weak acid.