Explore BrainMass

Explore BrainMass

    Concentration and pH of Coffee

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    The pH of a cup of coffee at 25 degrees Celsius is 4.39. What is the [H3O^+] in the coffee (in M)?

    © BrainMass Inc. brainmass.com December 24, 2021, 7:14 pm ad1c9bdddf
    https://brainmass.com/chemistry/acids-and-bases/concentration-acid-coffee-172675

    SOLUTION This solution is FREE courtesy of BrainMass!

    Since, pH is related to [H3O+] as follows:

    pH = -log[H3O+]
    therefore, [H3O+] = log^-1 (-pH) = log^-1(-4.39) = 4.07x10^-5
    Therefore concentration of [H3O+] = 4.07x10^-5

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    © BrainMass Inc. brainmass.com December 24, 2021, 7:14 pm ad1c9bdddf>
    https://brainmass.com/chemistry/acids-and-bases/concentration-acid-coffee-172675

    ADVERTISEMENT