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Acid-Base Titration Calculator

Unknown molarity from M₁V₁ = M₂V₂.

Compute the unknown concentration of a strong-acid / strong-base titration from the known concentration, the volume of titrant added, and the volume of analyte, using M₁V₁ = M₂V₂.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

M
mL
mL

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

M₂ = M₁ · V₁ / V₂

In depth

Compute the unknown concentration of a strong-acid / strong-base titration from the known concentration, the volume of titrant added, and the volume of analyte, using M₁V₁ = M₂V₂.