If particles of matter gain or lose enough kinetic energy what can happen? A. They can gain or lose electrons.
B. None of these
C. They can change phase.
D. They can gain or lose potential energy.

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

4al + 3o2 → 2al2o3 what does the "3" in front of o2 stand for? a) it indicates that there are 5 oxygen atoms after you add the coefficient and the subscript. b) it indicates that that there are are total of 6 oxygen atoms all bonded together as a single molecule. c) it indicates that there are 3 oxygen molecules chemically bonded to each other in the reaction. d) it indicates that there are 3 separate oxygen molecules in the reaction.

Amethod of separation that employs a system with two phases of matter, a mobile phase and a stationary phase, is called