Gas

$a\left[\frac{L^2\text{atm}}{{\text{mol}}^2}\right]$

$b\left[\frac{L}{\text{mol}}\right]$

Hydrogen

0.24430

0.02661

Helio

0.03412

0.02370

Neon

0.21070

0.01709

Nitrogen

1.38956

0.03913

Oxygen

1.30994

0.03183

Argon

1.34514

0.03219

Carbon Dioxide

3.59232

0.04267

Ammonia

4.16965

0.03707

Chlorine

6.49282

0.05622