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    pH Determination After Titration

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    6. What is the hydrogen ion concentration of a solution with a pH = 4.54?
    a. 2.9 x 10^-19
    b. 1.1 x 10^-2
    c. 7.8 x 10^-5
    d. 2.9 x 10^-5
    e. 3.5 x 10^-10

    16. What is the pH of a solution after titrating 25.0 mL of 0.500M HCOOH with 15.0 M of 0.500 M NaOH?
    a. 8.78
    b. 3.57
    c. 3.91
    d. 10.43
    e. 5.22

    17. What is the pH of a solution after 65.0 mL of 0.250 M HI is titrated with 25.0 mL 0.500 M NaOH?
    a. 1.20
    b. 2.08
    c. 1.38
    d. 12.80
    e. 11.92

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    https://brainmass.com/chemistry/physical-chemistry/ph-determination-after-titration-112939

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    6.PH=-log [H+]
    PH=4.54
    Therefore [H+] is obtained by taking antilog of 4.54

    Which is (D)= 2.9x10-5

    16. No of millimoles of acid reacting is 25x.5=12.5
    No of millimoles of ...

    Solution Summary

    This solution contains step-by-step calculations to determine the pH or hydrogen ion concentration of the solution using the power of hydrogen equation.

    $2.19