Ideal-gas (IG Model) properties of carbon dioxide (CO2)
	R	Btu/lbmol	Btu/lbmol	Btu/lbmol*R		R	Btu/lbmol	Btu/lbmol	Btu/lbmol*R
	300	-1919.3	-6542.5	46.353		1080	5548.3	3403.6	58.072
	310	-1770.9	-6414.0	46.832		1100	5775.1	3590.7	58.281
	340	-1620.2	-6322.9	47.289		1120	6003.1	3779.0	58.485
	360	-1467.0	-6209.4	47.728		1140	6232.6	3968.8	58.689
	380	-1311.1	-6093.2	48.148		1160	6463.1	4159.6	58.889
	400	-1152.8	-5974.6	48.555		1180	6694.8	4351.6	59.088
	420	-991.8	-5853.3	48.947		1200	6927.8	4544.8	59.283
	440	-828.1	-5729.4	49.329		1220	7161.9	4739.2	59.477
	460	-661.8	-5602.8	49.698		1240	7397.1	4934.7	59.668
	480	-492.8	-5473.5	50.058		1260	7633.5	5131.4	59.858
	500	-321.3	-5341.7	50.408		1280	7870.9	5329.1	60.044
	520	-147.2	-5207.3	50.750		1300	8109.4	5527.9	60.229
	537	0.0	-5093.9	51.032		1320	8348.9	5727.6	60.412
	540	29.3	-5070.5	51.082		1340	8589.5	5928.5	60.593
	560	208.3	-4931.2	51.408		1360	8831.0	6130.3	60.772
	580	389.7	-4789.6	51.726		1380	9073.5	6333.1	60.949
	600	573.4	-4645.6	52.038		1400	9317.2	6537.1	61.124
	620	759.1	-4499.6	52.343		1420	9561.6	6741.8	61.298
	640	947.4	-4351.0	52.641		1440	9807.0	6947.4	61.469
	660	1137.7	-4200.4	52.934		1460	10053.3	7154.0	61.639
	680	1330.1	-4047.7	53.225		1480	10300.5	7361.5	61.800
	700	1524.5	-3893.1	53.503		1500	10548.5	7569.8	61.974
	720	1720.9	-3736.4	53.780		1520	10797.4	7779.0	62.138
	740	1919.3	-3577.7	54.051		1540	11047.2	7989.1	62.302
	760	2119.5	-3417.2	54.319		1560	11297.8	8200.0	62.464
	780	2321.6	-3254.8	54.582		1580	11549.2	8411.6	62.624
	800	2525.4	-3090.7	54.839		1600	11801.5	8624.2	62.783
	820	2730.8	-2925.1	55.093		1620	12054.4	8837.4	62.939
	840	2938.2	-2757.4	55.343		1640	12308.2	9051.5	63.095
	860	3147.2	-2588.1	55.589		1660	12562.7	9266.3	63.250
	880	3357.8	-2417.2	55.831		1680	12818.0	9481.9	63.403
	900	3570.1	-2244.6	56.070		1700	13073.9	9698.0	63.555
	920	3783.9	-2070.5	56.305		1720	13330.6	9915.0	63.704
	940	3999.3	-1894.9	56.536		1740	13588.0	10132.7	63.853
	960	4216.3	-1717.6	56.765		1760	13846.0	10351.0	64.001
	980	4434.7	-1538.9	56.990		1780	14104.7	10570.0	64.147
	1000	4654.6	-1358.7	57.212		1800	14364.0	10789.6	64.292
	1020	4875.9	-1177.1	57.432		1820	14624.0	11009.8	64.435
	1040	5098.7	-994.0	57.647		1840	14884.7	11230.8	64.578
	1060	5322.8	-809.6	57.861		1860	15145.9	11452.3	64.719
	Ideal-gas (IG Model) properties of carbon dioxide (CO2), continued
	R	Btu/lbmol	Btu/lbmol	Btu/lbmol*R		R	Btu/lbmol	Btu/lbmol	Btu/lbmol*R
	1900	15670.5	11897.5	64.999		3500	37937.5	30987.2	73.462
	1940	16196.5	12344.0	65.272		3540	38515.5	31485.8	73.627
	1980	16725.5	12793.6	65.543		3580	39093.5	31984.3	73.789
	2020	17256.5	13245.2	65.809		3620	39673.5	32484.9	73.951
	2060	17790.5	13699.8	66.069		3660	40252.5	32984.5	74.110
	2100	18325.5	14155.3	66.327		3700	40833.5	33486.0	74.267
	2140	18862.5	14612.9	66.581		3740	41414.5	33987.6	74.423
	2180	19401.5	15072.5	66.830		3780	41995.5	34489.2	74.578
	2220	19942.5	15534.0	67.076		3820	42577.5	34991.7	74.732
	2260	20484.5	15996.6	67.319		3860	43160.5	35495.3	74.884
	2300	21028.5	16461.2	67.557		3900	43743.5	35998.9	75.033
	2340	21574.5	16927.7	67.792		3940	44327.5	36503.4	75.182
	2380	22122.5	17396.3	68.025		3980	44911.5	37008.0	75.330
	2420	22671.5	17865.9	68.253		4020	45496.5	37513.6	75.477
	2460	23221.5	18336.4	68.479		4060	46081.5	38019.2	75.622
	2500	23773.5	18809.0	68.702		4100	46667.5	38525.7	75.765
	2540	24327.5	19283.6	68.921		4140	47254.5	39033.3	75.907
	2580	24882.5	19759.1	69.138		4180	47840.5	39539.9	76.048
	2620	25437.5	20234.7	69.352		4220	48428.5	40048.4	76.188
	2660	25995.5	20713.3	69.563		4260	49016.5	40557.0	76.327
	2700	26553.5	21191.8	69.771		4300	49604.5	41065.6	76.464
	2740	27113.5	21672.4	69.977		4340	50193.5	41575.1	76.601
	2780	27674.5	22154.0	70.181		4380	50782.5	42084.7	76.736
	2820	28236.5	22636.5	70.382		4420	51372.5	42595.3	76.870
	2860	28799.5	23120.1	70.580		4460	51962.5	43105.8	77.003
	2900	29364.5	23605.7	70.776		4500	52553.5	43617.4	77.135
	2940	29929.5	24091.2	70.970		4540	53144.5	44129.0	77.266
	2980	30495.5	24577.8	71.160		4580	53736.5	44641.5	77.395
	3020	31062.5	25065.4	71.350		4620	54328.5	45154.1	77.581
	3060	31631.5	25555.0	71.537		4660	54920.5	45666.7	77.652
	3100	32200.5	26044.5	71.722		4700	55513.5	46180.2	77.779
	3140	32770.5	26535.1	71.904		4740	56106.5	46693.8	77.905
	3180	33341.5	27026.7	72.085		4780	56700.5	47208.4	78.029
	3220	33913.5	27519.2	72.264		4820	57294.5	47722.9	78.153
	3260	34485.5	28011.8	72.441		4860	57888.5	48237.5	78.276
	3300	35059.5	28506.4	72.616		4900	58483.5	48753.1	78.398
	3340	35633.5	29000.9	72.788		5000	59972.5	50043.5	78.698
	3380	36208.5	29496.5	72.960		5100	61463.5	51335.9	78.994
	3340	35633.5	29000.9	72.788		5000	59972.5	50043.5	78.698
	3380	36208.5	29496.5	72.960		5100	61463.5	51335.9	78.994
	Source: www.nist.gov