Write true or false for the following statements:

On the pH scale, we can measure pH from 0 (very acidic) to 14 (very alkaline).

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Mixing an acid or base with water results in increase in the concentration of ions (H₃O⁺/OH^–) per unit volume.

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The universal indicator shows same colour at different concentrations of hydrogen ions in a solution.

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Higher is the hydronium ion concentration, higher is the pH value.

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Acids that give rise to more H⁺ ions are said to be strong acids, and acids that give less H⁺ ions are said to be weak acids.