Answer:
See below
Step-by-step explanation:
An exothermic reaction tends to occur spontaneously because the products are more stable than the reactants.
Nature tries to get to the lowest energy state.
Answer:
H2O
Explanation:
There are 2 hydrogen atoms and 1 oxygen atom
Answer: 14 :12 water molecules,
Explanation: 17: 6 molecules
It is a physical change because only the states as being changes, not the actual bonds in the compound.
Thermal energy is caused by the motion of atoms and molecules. That's what creates heat, or thermal energy.
