Answer:
The pH of a solution is a measure of its concentration of hydrogen ions. The higher the concentration of H + ions in an acidic solution, the lower the pH. A pH of 1 represents a hydrogen ion concentration of 0.1 mol/dm 3.
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pH and hydrogen ion concentration.
Concentration pH
0.001 mol/dm 3 3
0.0001 mol/dm 3 4
Explanation: