Answer:A.) molecule of atoms forms
Explanation:
Answer:
the amount of products and reactants is constant
Answer:
Note that melting and vaporization are endothermic processes in that they absorb or require energy, while freezing and condensation are exothermic process as they release energy.
Answer:
heat can move from any source but if we are being legitimate it moves from convection
Explanation:
If a piece of charcoal is taken and set on fire it will evolve CO2 and heat. Charcoal is solid but carbon dioxide is gaseous. This is an example of change of state and evolve of heat during chemical reaction.