Sodium Sulfate, IV (Na2SO4) Na2O4S1(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              
100              
200              
 
298.15 128.143 150.157 150.157 0. -1387.559 -1269.759 222.456
 
300 128.495 150.950 150.159 0.237 -1387.577 -1269.028 220.957
400 145.101 190.263 155.407 13.943 -1395.654 -1228.904 160.478
 
458.000 153.331 210.462 161.117 22.600 V <--> IV
 
500 158.908 224.159 165.842 29.158 1396.687 1187.082 124.014
 
 
514.000 160.712 228.572 167.491 31.396 IV <--> I
 
600 171.322 254.242 178.113 45.677 1396.104 1145.190 99.698
700 182.933 281.530 190.967 63.394 -1394.148 -1103.508 82.345
800 194.046 306.686 203.879 82.246 -1390.999 -1062.190 69.354
900 204.828 330.166 216.620 102.191 -1439.895 -1020.251 59.214
1000 215.371 352.295 229.091 123.203 -1433.438 -973.962 50.875
 
PREVIOUS: CURRENT: June 1978
 
Sodium Sulfate, IV (Na2SO4) Na2O4S1(cr)

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