Sodium Sulfide (Na2S)								Na2S1(l)
Enthalpy Reference Temperature = Tr = 298.15 K								Standard State Pressure = p° = 0.1 MPa
		J·K-1 mol-1						kJ·mol-1
T/K		Cp°		S°		-[G°-H°(Tr)]/T		H-H°(Tr)		fH°		fG°		log Kf
0
100
200
250
298.15		82.801		127.656		127.656		0.		-323.940		-321.761		56.371
300		82.843		128.169		127.658		0.153		-323.933		-321.747		56.021
400		84.308		152.205		130.925		8.512		-331.415		-320.539		41.858
500		85.772		171.177		137.143		17.017		-333.040		-317.638		33.183
600		87.236		186.947		144.166		25.668		-334.006		-314.455		27.376
700		88.701		200.506		151.268		34.466		-334.459		-311.156		23.219
800		90.165		212.447		158.184		43.411		-334.544		-307.817		20.098
900		91.337		223.141		164.818		52.491		-387.495		-303.404		17.609
970.010		92.425		230.023		169.278		58.923		GLASS <--> LIQUID
970.010		92.048		230.023		169.278		58.923		TRANSITION
1000		92.048		232.826		171.142		61.684		-385.933		-294.144		15.365
1100		92.048		241.599		177.155		70.888		-384.416		-285.039		13.535
1200		92.048		249.608		182.864		80.093		-576.519		-271.189		11.805
1300		92.048		256.976		188.285		89.298		-573.374		-245.872		9.879
1400		92.048		263.798		193.438		98.503		-570.245		-220.797		8.238
1445.000		92.048		266.710		195.675		102.645		CRYSTAL <--> LIQUID
1500		92.048		270.148		198.343		107.708		567.131 195.945 6.823
1600		92.048		276.089		203.019		116.912		-564.031		-171.301		5.592
1700		92.048		281.669		207.483		126.117		-560.947		-146.849		4.512
1800		92.048		286.930		211.752		135.322		-557.877		-122.579		3.557
1900		92.048		291.907		215.841		144.527		-554.820		-98.480		2.707
2000		92.048		296.629		219.763		153.732		-551.777		-74.541		1.947
2100		92.048		301.120		223.531		162.936		-548.747		-50.753		1.262
2200		92.048		305.402		227.156		172.141		-545.729		-27.110		0.644
2300		92.048		309.494		230.647		181.346		-542.725		-3.604		0.082
2400		92.048		313.411		234.015		190.551		-539.735		19.772		-0.430
2500		92.048		317.169		237.266		199.756		-536.760		43.024		-0.899
2600		92.048		320.779		240.409		208.960		-533.800		66.157		-1.329
2700		92.048		324.253		243.451		218.165		-530.858		89.176		-1.725
2800		92.048		327.600		246.397		227.370		-527.934		112.087		-2.091
2900		92.048		330.830		249.253		236.575		-525.032		134.893		-2.430
3000		92.048		333.951		252.024		245.780		-522.153		157.600		-2.744
PREVIOUS: December 1960								CURRENT: March 1978
Sodium Sulfide (Na2S)								Na2S1(l)

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