Answer:
good morning you are you still
Answer:
The "2" tells us that there are 2 hydrogen atoms in this compound.
Explanation:
warm fluids are less dense than cold fluids
Answer:
Molecules speed up
Explanation:
This is caused because of the temperature increasing. The temperature increase is telling us that the thermal energy of the reaction is increasing. When the energy is increased molecules increase their speed, because they have more energy in them