====== Hydrogen Heat Capacities ====== ^ Temperature [K] ^ cp [kJ/kgK] ^ | 175 | 13.12 | | 200 | 13.53 | | 225 | 13.83 | | 250 | 14.05 | | 275 | 14.2 | | 300 | 14.31 | | 325 | 14.38 | | 350 | 14.43 | | 375 | 14.46 | | 400 | 14.48 | | 450 | 14.5 | | 500 | 14.51 | | 550 | 14.53 | | 600 | 14.55 | | 650 | 14.57 | | 700 | 14.6 | | 750 | 14.65 | | 800 | 14.71 | | 850 | 14.77 | | 900 | 14.83 | | 950 | 14.9 | | 1000 | 14.98 | | 1050 | 15.06 | | 1100 | 15.15 | | 1150 | 15.25 | | 1200 | 15.34 | | 1250 | 15.44 | | 1300 | 15.54 | | 1350 | 15.65 | | 1400 | 15.77 | | 1500 | 16.02 | | 1600 | 16.23 | | 1700 | 16.44 | | 1800 | 16.64 | | 1900 | 16.83 | | 2000 | 17.01 | | 2100 | 17.18 | | 2200 | 17.35 | | 2300 | 17.5 | | 2400 | 17.65 | | 2500 | 17.8 | | 2600 | 17.93 | | 2700 | 18.06 | | 2800 | 18.17 | | 2900 | 18.28 | | 3000 | 18.39 | | 3500 | 18.91 | | 4000 | 19.39 | | 4500 | 19.83 | | 5000 | 20.23 | | 5500 | 20.61 | | 6000 | 20.96 | Ref: https://www.engineeringtoolbox.com/hydrogen-d_976.html