A balloon contains 1.82 Moo of oxygen gas, O2(g) at 303K and a pressure of 452 Torr what is the volume in liters of the balloon?

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

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?