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# Chm test 2 fa11

### test 2 studying

What does STP stand for? Standard Temperature and Pressure
What is standard temperature and pressure, respectively? Temperature: 273 K, Pressure: 1 atm
Who developed the mercury barometer? Torricelli
760 mm Hg = ? torr 760 torr
1 atm = ? mm Hg 760 mm Hg
760 mm Hg = ? psi (lb/in^2) 14.7 psi
1 atm = ? psi (lb/in^2) 14.7 psi
1 atm = ? Pa (Pascal; N/m^2) 1.013 x 10^5 Pa (Pascal; N/m^2)
Charles' law: The volume of a gas is directly proportional to the absolute temperature of the gas at constant pressure and moles of gas. V1/T1=V2/T2 Constant n (moles), P
Boyle's Law: The volume of a gas is inversely proportional to the pressure at constant moles and temperature. P1•V1=P2•V2 Constant n, T
Gay-Lussac's Law: The pressure of a gas is directly proportional to the absolute temperature at constant moles and volume. P1 = P2 T1 T2 Constant n, V
Combined gas law: (P1•V1)
Created by: 1258615270