1) concentration or partial pressure of species
involved. 2) temperature • 3) presence of catalyst
4) nature of reactants.
Answer:
1 is b and 2 is d
Explanation:
because you do not know that the cat had done that you was just thinking it was the cat
Answer:
The gas and food are examples of energy.
Explanation:
The reason why is that food is energy as proteins and electrolytes. Gas is a energy of fossil fuels.
Answer:
C. Distance and mass.
Explanation:
Objects that have greater mass have more force of gravity between them.
Probably sodium Na because it has a similar atomic mass and number