# B4: Henry's Law Constants


Henry's Law Constants for select gases in water at 298 K.

Gas Constant ($$\frac{M}{atm}$$)
$$O_2$$ 0.0013
$$H_2$$ 0.00078
$$CO_2$$ 0.034
$$N_2$$ 0.00061
$$He$$ 0.0037
$$Ne$$ 0.00045
$$Ar$$ 0.0014
$$CO$$ 0.00095

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