What is the difference between effusion and diffusion?

A 16.0 L container at 333 K holds a mixture of two gases with a total pressure of 7.00 atm. If there are 1.80 mol of Gas A in the mixture, how many moles of Gas B are present?

A mixture of two gases with a total pressure of 7.00 atm contains 0.50 atm of Gas A. What is the partial pressure of Gas B (in atm)?

Which one of the following is an example of the First Law of Thermodynamics?

Convert a pressure of 37.4 psi to atm. (1 atm = 14.7 psi)

How many calories are in 1001 kilojoules ? (1 cal = 4.184 J)

Convert a pressure of 1770.0 torr to atm. (1 atm = 760 torr)

As water boils on a stove, thermal energy is transferred from the _____ to the _____.

What is Standard Temperature and Pressure (STP)?

At the same temperature, which of the following gases will effuse the slowest? Assume the gases adopt the most common form of the element.