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  • Calculate pH: Understanding Hydrogen Ion Concentration & pH Scale
    Here's how to calculate the pH of a solution given its hydrogen ion concentration:

    Understanding pH

    * pH is a measure of the acidity or alkalinity of a solution.

    * It's calculated using the formula: pH = -log[H+]

    * [H+] represents the hydrogen ion concentration in moles per liter (M).

    Calculation

    1. Substitute the given [H+] into the pH formula:

    pH = -log(1.7 x 10^-5)

    2. Use a calculator to find the logarithm:

    pH ≈ 4.77

    Therefore, the pH of the solution is approximately 4.77.

    Important Note: This solution is acidic because its pH is less than 7.

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