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A pH of 1.5 is _____ times more acidic than a pH of 4.0.

  • Science -

    what is 10^2.5?

  • Science -

    [H+] = 10^-1.5 = 0.0316
    [H+] = 10^-4.0 = 0.0001
    0.0316 / 0.0001 = 316

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