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pH Calculator

Enter a hydrogen ion concentration [H+] to calculate pH and see whether the solution is acidic, neutral, or basic.

How to use this tool

  1. 1Enter the concentration coefficient and exponent.
  2. 2See the calculated pH and classification.

Frequently asked questions

What is the pH formula?+

pH = -log₁₀[H⁺], where [H⁺] is the hydrogen ion concentration in moles per liter.

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