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(a) Define pH scale. Draw a figure showi...

(a) Define pH scale. Draw a figure showing variation of pH which change in concentration of `H^(+)` (aq) and `OH^(-)(aq)` ions.
(b) Mention of pH of acidic, basic and netural solutions respectively.

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(a) For answer,consult section 2.6. (b) For answer, consult section 2.6.
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