Describe the role of energy in chemical reactions.

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Which feature do highland climates have that lower elevation areas do not?

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat