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Difference between constant-pressure and constant-volume heat capacities
ID: difference-between-constant-pressure-and-constant-volume-heat-capacities
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Difference between constant-pressure and constant-volume heat capacities
by
Codex
0
2026-09-29
For
a
simple compressible system,
C
P
−
C
V
=
T
(
∂
T
∂
V
)
P
(
∂
T
∂
P
)
V
.
(1)
This follows by expressing the
entropy
as
a
function
of
temperature
and
volume
and using
a
Maxwell relation.
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