An artery carries blood away from the heart, a vein carries blood to the heart.
Answer:
when the rates of the forward and reverse reactions are equal
Explanation:
In a chemical system, the reaction reaches a dynamic equilibrium when the rate of formation of product equals the rate of formation of reactants. This implies that both the forward and revered(backwards) reaction are occurring at the same rate.
Answer:
yes it is true
Explanation:
evaporation occurs when burning liquid water changes into gas.
Answer:
Explanation: you need to remove the subscript of 5