Acid Base :Concentration

Consider HCl(aq) which is a known strong acid (SA), which means it ionises completely in water. Study the diagrams below.

Both diagrams, 1 and 2, have HCl, the Strong Acid (SA).

Diagram 1 Diagram 2 A strong acid is ALWAYS strong.

Adding water to a strong acid does NOT make it weak.
Adding water only makes it dilute.

It is still strong, but now harmless.
The word "strong" refers to it's ability to react. The acid is still strong if there was a lot of it, or a little.

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