In which sample do molecules have the greatest average kinetic energy? a. O2 at 100K or O2 at 200K, why?
b. N2 at 300K or Cl2 at 300K, why?

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

Ineed ! i have no clue how to do this problem.

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.