With reference to pH scale, Answer the following questions in detail.
(i) Write formula of pH and POH
(ii) Mention pH and concentration of H₃0+ orOH⁻ in acidic, basic and neutral aqueous solutions.
(iii) Mention limitations of pH scale.
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1. pH +poH =14
2.if the pH value is less than 7 it is acid
if it is 7 it is neutral
if it is more than 7 it is base
2.if the pH value is less than 7 it is acid
if it is 7 it is neutral
if it is more than 7 it is base
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