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25 March, 16:27

What is the pH of a solution with a concentration of 4.7 * 10-4 molar H3O+?

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  1. 25 March, 18:28
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    The pH of a liquid substance is calculated through the equation,

    pH = - log[H3O+]

    Substituting the given concentration of the hydronium ion to the equation above,

    pH = - log[4.7x10^-4 M]

    The value of pH is equal to 3.33. Thus, the pH of the solution is approximately 3.33.
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