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3.10.2 Standard molar heat capacities of some
inorganic solids
Standard molar heat capacities
C°p, m at constant pressure are given for some
inorganic solid substances B at several temperatures T. Horizontal
lines indicate the positions of solid-to-solid transitions. R = 8.314 51
J·K − 1·mol −
1.
|
C°pm
(T)/R |
|
B
M/(g·mol−1) |
BN
24.818 |
CaAl2Si2O8
(anorthite)
278.207 |
CaCO3
(calcite)
100.087
|
CaO
56.077 |
Fe3O4
(α/β)
231.539
|
MgO
40.3044 |
NaCl
58.4425 |
SiC
88.170 |
|
T/K |
|
|
|
|
|
|
|
|
|
298.15 . . . .
|
2.373 |
25.415 |
10.039 |
5.066 |
18.129 |
4.463 |
6.074 |
3.245 |
|
400 . . . . . .
|
3.160 |
30.366 |
11.665 |
5.608 |
21.126 |
5.119 |
6.299 |
4.046 |
|
600
. . . .
. . |
4.233 |
34.696 |
13.214 |
6.071 |
25.070 |
5.704 |
6.671 |
5.062 |
|
800
. . . .
. . |
4.865 |
37.108 |
14.176 |
6.302 |
32.085 |
5.982 |
7.135 |
5.564 |
|
1000
. . . .
. . |
5.336 |
38.965 |
14.971 |
6.463 |
25.006 |
6.159 |
7.803 |
5.850 |
|
1200
. . . .
. . |
5.639 |
40.603 |
15.700 |
6.594 |
23.607 |
6.293 |
|
6.036 |
|
1500
. . . .
. . |
5.854 |
42.884 |
|
6.768 |
23.652 |
6.458 |
|
6.226 |
|
2000
. . . .
. . |
5.888 |
|
|
7.032 |
|
6.693 |
|
6.442 |
|
|
|
|
|
|
|
|
|
|
|
B
M/(g·mol−1) |
SiO2
(I|II|III)
60.0843
|
ThO2
264.0369 |
TiO2
(rutile)
79.88 |
UO2
270.0277 |
WC
195.85 |
ZnO
81.39 |
ZnS
(wurtzite)
97.46 |
ZrO2
(α|β)
123.223
|
|
T/K |
|
|
|
|
|
|
|
|
|
298.15
. . . .
. . |
5.362 |
7.433 |
6.627 |
7.650 |
4.255 |
4.941 |
5.518 |
6.741 |
|
400
. . . .
. . . |
6.426 |
8.157 |
7.557 |
8.667 |
4.912 |
5.374 |
5.834 |
7.679 |
|
600
. . . .
. . . |
7.748 |
8.779 |
8.411 |
9.513 |
5.485 |
5.788 |
6.123 |
8.447 |
|
800
. . . .
. . . |
8.864 |
9.114 |
8.789 |
9.949 |
5.794 |
6.047 |
6.293 |
8.834 |
|
1000 .
. . . .
. . |
8.293 |
9.367 |
9.002 |
10.267 |
6.021 |
6.261 |
6.429 |
9.110 |
|
1200 .
. . . .
. . |
8.593 |
9.588 |
9.145 |
10.539 |
6.209 |
6.457 |
6.552 |
9.343 |
|
1500 .
. . . .
. . |
8.764 |
9.892 |
9.298 |
10.908 |
6.449 |
6.737 |
6.725 |
8.957 |
|
2000 .
. . . .
. . |
|
10.372 |
9.486 |
11.483 |
6.775 |
7.189 |
|
8.957 |
|
|
|
|
|
|
|
|
|
|
|
M.L. McGlashan |
|
