5/11/2017
1. Describe Gay-Lussac’s Law with a formula
2. Use Gay-Lussac’s Law to determine either
a temperature or volume
If n and V are
constant,
then P α T
P and T are directly
proportional.
P1 P2

T1 T2

Joseph Louis GayLussac (1778-1850)
If one temperature
goes up, the
pressure goes up!
1
5/11/2017
Gay Lussac’s Law Summary
The pressure and temperature of a gas are
directly related, provided that the volume
remains constant.
P1 P2

T1 T2
P1
P2
T1
T2
2
5/11/2017
P1
P2
T1
T2
3