Lead Oxide (Pb3O4)								O4Pb3(cr)
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		0.000		0.000		INFINITE		-30.188		-710.871		-710.871		INFINITE
100		87.195		79.860		331.486		-25.163		-716.955		-679.231		354.794
200		130.122		155.101		225.392		-14.058		-719.246		-640.309		167.232
298.15		154.934		211.961		211.961		0.000		-718.686		-601.606		105.399
300		155.344		212.921		211.964		0.287		-718.656		-600.879		104.622
400		173.050		260.195		218.289		16.762		-716.310		-561.936		73.381
500		184.096		300.077		230.766		34.656		-712.976		-523.715		54.712
600		190.790		334.272		245.237		53.421		-709.197		-486.213		42.329
700		194.974		363.996		260.126		72.709		-719.884		-446.962		33.353
800		199.158		390.305		274.785		92.416		-715.902		-408.241		26.655
900		203.342		414.004		288.958		112.541		-711.544		-370.041		21.477
1000		207.526		435.645		302.560		133.084		-706.789		-332.348		17.360
1100		211.710		455.620		315.578		154.046		-701.619		-295.150		14.016
1200		215.894		474.221		328.032		175.426		-696.018		-258.442		11.250
1300		220.078		491.667		339.955		197.225		-689.997		-222.219		8.929
1400		224.262		508.130		351.385		219.442		-683.595		-186.474		6.957
1500		228.446		523.745		362.360		242.078		-676.835		-151.199		5.265
PREVIOUS: March 1962								CURRENT: December 1971
Lead Oxide (Pb3O4)								O4Pb3(cr)

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