Question

how we can detemine the ph


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Answer 1

Answer:

Here your answer comes

Explanation:

• The pH value can be measured using electrochemical measuring systems, litmus paper, or indicators and colourimeters. The easiest way to take a pH measurement is to use litmus paper or a colourimeter. The advantage of this type of pH measurement is that the pH range is well known and they are easy to apply

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Answer 2

Answer:

To calculate the pH of an aqueous solution you need to know the concentration of the hydronium ion in moles per liter (molarity). The pH is then calculated using the expression: pH = - log [H3O+].