Increasing the temperature causes the particles in the reaction to become kinetically excited, hitting one another in increasing frequency. Increased collision among means faster rate or reaction.
If you give us the situation described then I'll be able to help.
C- Sigma Waves, This is what my teacher used to get us to remember https://www.youtube.com/watch?v=bjOGNVH3D4Y
I think it's false because Oxygen is diatomic so it's found as O2 which means that it has two atoms of itself.
