Charles’ Law
•
V = k
2
T
•
V/T = k
2
–
k
2
= proportionality constant
–
independent of identity of gas
–
requires constant P and n
•
V
i
/T
i
= k
2
and V
f
/T
f
= k
2
so
•
V
i
/T
i
= V
f
/T
f
–
excellent approximation at