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3 March, 02:07

The pH of a solution is measured as 4.5. What is the hydrogen ion concentration of the solution?

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Answers (1)
  1. 3 March, 02:30
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    [H⁺] = 3.16 * 10⁻⁵ mol/L

    Explanation:

    Given dа ta:

    pH of solution = 4.5

    Hydrogen ion concentration = ?

    Solution;

    pH = - log [H⁺]

    we will rearrange this formula:

    [H⁺] = 10∧-pH

    [H⁺] = 10⁻⁴°⁵

    [H⁺] = 3.16 * 10⁻⁵ mol/L
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