A 2 L container contains 5 moles of helium gas at 0.5 atm. What is the
temperature of the gas?

How do dying stars contribute to the formation of planets

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

Examine the false statement. compounds are the smallest unit of an element that occur most commonly in nature. select the rewording of the statement that is true. a: atoms are the smallest unit of an element that commonly occur in nature. b: molecules are the smallest unit of an element or compound that commonly occur in nature. c: molecules are the smallest unit of a compound that occur on the periodic table. d: compounds are the smallest unit of an element that occur on the periodic table