Answer to Question #72894 in Chemistry for cheyenne

Question

As gases are in varying rates of motion and have no defined shape or volume, how do we compare gases. In order to compare gases, there must be Standardized conditions such as pressure, temperature, and amount of gas molecules (in moles). What is the defined pressure and temperature (STP) for comparing gases?

Answer 1

Standardized temperature (STP) for comparing gases is 273.15 K (0 °C, 32 °F) and an absolute pressure of
105
Pa (100 kPa, 1 bar).