Ideal Gas Law must knows

Charles: V1/T1 = V2/T2

Boyles: P1V1 = P2V2

Gay-Lussac = P1/T1 = P2/T2

Avagadro = V1/n1 = V2/n2

Combined: P1V1/T1 = P2V2/T2

Ideal: PV = nRT

CONVERSIONS:

1 atm = 101.3 kPA

1 atm = 1013 mBar

1 atm = 760 mmHg

1 atm = 760 Torr

1 atm = 29.92 in Hg

1 atm = 14.7 psi

1 atm = 33.9 ft H20

1 atm = 10.33 m H20