ATSC-110L: Meteorology 1 Lab

Ideal Gas Law Relationships

Charles' Law

At a constant pressure, the volume is directly proportional to the temperature

As temp increases, volume increases
As temp decreases, volume decreases

Image Description: Charles' Law and the Ideal Gas Law Ideal Gas Law: PV = mRT "Pressure times Volume equals Mass times the Dry Gas Constant Times Temperature" Pressure is a constant. If volume decreases, temperature decreases. If volume increases, temperature increases. And vice versa. *Remember, mass and R are always constant values*

Gay-Lussac's Law

At a constant volume, the pressure is directly proportional to the temperature

As temp increases, pressure increases
As temp decreases, pressure decreases

Image Description: Gay-Lussac's Law and the Ideal Gas Law Ideal Gas Law: PV = mRT "Pressure times Volume equals Mass times the Dry Gas Constant Times Temperature" Volume is a constant. If pressure decreases, temperature decreases. If pressure increases, temperature increases. And vice versa. *Remember, mass and R are always constant values*

Boyle's Law

At a constant temperature, the volume is inversely proportional to the pressure

As pressure increases, volume decreases
As pressure decreases, volume increases

Image Description: Boyle's Law and the Ideal Gas Law Ideal Gas Law: PV = mRT "Pressure times Volume equals Mass times the Dry Gas Constant Times Temperature" Temperature is a constant. If pressure decreases, volume increases. If pressure increases, volume decreases. And vice versa. *Remember, mass and R are always constant values*

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