basic

Henry's Law Calculator

Aqueous concentration of a gas from partial pressure.

Compute the dissolved concentration of a gas in solution from its partial pressure above the liquid and its Henry's law constant kH (in M/atm).

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

Inputs

M/atm
atm

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

C = kH · P

In depth

Compute the dissolved concentration of a gas in solution from its partial pressure above the liquid and its Henry's law constant kH (in M/atm).