		J·K^-1 mol^-1						kJ·mol^-1
Sodium Oxide (Na₂O)								Na₂O₁(l)

Enthalpy Reference Temperature = T_r = 298.15 K								Standard State Pressure = p° = 0.1 MPa
T/K		C_p^°		S^°		-[G^°-H^°(T_r)]/T		H-H^°(T_r)		_fH^°		_fG^°		log K_f
0
100
200

298.15		104.600		91.607		91.607		0.		-372.843		-338.890		59.372

300		104.600		92.254		91.609		0.194		-372.780		-338.680		58.969
400		104.600		122.346		95.712		10.654		-375.049		-327.373		42.751
500		104.600		145.687		103.460		21.114		-372.321		-315.766		32.988

600		104.600		164.757		112.135		31.574		-369.474		-304.721		26.528
700		104.600		180.882		120.834		42.034		-366.545		-294.160		21.950
800		104.600		194.849		129.232		52.494		-363.572		-284.022		18.545
900		104.600		207.169		137.221		62.954		-360.589		-274.257		15.917
1000		104.600		218.190		144.776		73.414		-357.635		-264.824		13.833

1100		104.600		228.159		151.911		83.874		-354.746		-255.683		12.141
1200		104.600		237.261		158.649		94.334		-545.481		-241.922		10.531
1300		104.600		245.633		165.023		104.794		-540.970		-216.808		8.711
1400		104.600		253.385		171.061		115.254		-536.474		-192.041		7.165

1405.200		104.600		253.773		171.366		115.797		ALPHA <--> LIQUID

1500		104.600		260.601		176.792		125.714		531.992 167.596 5.836

1600		104.600		267.352		182.244		136.174		-527.523		-143.448		4.683
1700		104.600		273.693		187.438		146.634		-523.066		-119.580		3.674
1800		104.600		279.672		192.398		157.094		-518.622		-95.974		2.785
1900		104.600		285.328		197.142		167.554		-514.191		-72.614		1.996
2000		104.600		290.693		201.686		178.014		-509.772		-49.488		1.292

2100		104.600		295.796		206.047		188.474		-505.367		-26.582		0.661
2200		104.600		300.662		210.238		198.934		-500.976		-3.886		0.092
2300		104.600		305.312		214.271		209.394		-496.600		18.611		-0.423
2400		104.600		309.764		218.158		219.854		-492.240		40.918		-0.891
2500		104.600		314.034		221.908		230.314		-487.899		63.044		-1.317

2600		104.600		318.136		225.531		240.774		-483.576		84.996		-1.708
2700		104.600		322.084		229.034		251.234		-479.275		106.783		-2.066
2800		104.600		325.888		232.426		261.694		-474.998		128.410		-2.396
2900		104.600		329.559		235.712		272.154		-470.745		149.885		-2.700
3000		104.600		333.105		238.900		282.614		-466.522		171.214		-2.981

PREVIOUS: June 1962								CURRENT: June 1968

Sodium Oxide (Na₂O)								Na₂O₁(l)

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