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Which are the methods for measurement of pH ? |
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Answer» Solution :(1) Though ACCURATE measurement of PH of a solution is done with help of an istrument called pH meter. (pH change LIKE 0.0001) (2) Approximate pH (within the range of 0.5) can be determined with the help of pH PAPER which show different colours when DIPPED in solution of different pH. (3) By use of litmus paper to know about acid base. (4) Acid-base indicator give information about pH range. |
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