Please explain me pH scale!
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It is a way of measuring the nature of anything., say acidic, basic or neutral. E.g.. if u take a sample of WATER.. the pH scale will be 7(neutral)., if u take sample of h2SO4., it will be 1 and if u take NaOH.. it will be 14...
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A measure of acidity or alkalinity of water soluble substances (pH stands for 'potential of Hydrogen'). A pH value is a number from 1 to 14, with 7 as the middle (neutral) point. Values below 7 indicate acidity which increases as the number decreases, 1 being the most acidic.
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