Formula : NaP2O7-3
Dernière mise à jour le 25.01.2021
NaP2O7-3
THERMODYNAMICS
Individual properties (298.15 K)
|
M g·mol-1 |
V° cm3·mol-1 |
ΔGºf J·mol-1 |
ΔHºf J·mol-1 |
Sº J·mol-1·k-1 |
CP J·mol-1·K-1 |
|---|---|---|---|---|---|
| 196.933 |
-2210529  (Ref.: 76smi/mar) Smith R.M., Martell A.E., 1976, Critical stability constants, Vol. 4: Inorganic complexes. Plenum, New York, 257 p. |
-2521373 (Ref.: 76smi/mar) Smith R.M., Martell A.E., 1976, Critical stability constants, Vol. 4: Inorganic complexes. Plenum, New York, 257 p. |
4.953 (Ref.: Internal calculation) |
Reaction properties
Na+ + 2H2PO4- ⇌ NaP2O7-3 + H2O + 2H+
298.15 K, 1 bar
log10K: -15.52
ΔH°r:38336 J·mol-1 (Ref.: 76smi/mar) Smith R.M., Martell A.E., 1976, Critical stability constants, Vol. 4: Inorganic complexes. Plenum, New York, 257 p.
(Ref.: 76smi/mar) Smith R.M., Martell A.E., 1976, Critical stability constants, Vol. 4: Inorganic complexes. Plenum, New York, 257 p. | T(°C) | 0 | 25 | 60 | 100 | 150 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|
| log10K | -16.11 | -15.52 | -14.79 | -14.09 | -13.32 | -12.60 | -11.80 | -10.70 |
