Henry's law

English Etymology Proposed by English chemist William Henry (chemist) William Henry. Proper noun Henry's law en chemistry A gas law which states that the concentration of gas dissolved in a liquid is proportional to its partial pressure above the liquid. C = H⋅P left 75% In a closed soft drink bottle at 25°C, if the partial pressure of CO2 (H = 0.034 mol/L⋅atm) above the drink is measured to be 2 atm, then the concentration of dissolved CO2 equals (0.034)(2) = 0.068 M. Derived terms en Henry's law constant See also en Raoult's law en eponyms