I would guess a community.
Thr correct answer is -
a. true
To accomplish this, the reaction sequence includes both reactions irreversible and reversible.
Irreversible reactions are the ones that include conversion of reactants to products where the products cannot convert back to the reactants. On the other hand in reversible reactions, the reactants and products are never fully consumed (constantly are reacting and being produced).
Answer: Scientists say that energy can neither be created nor destroyed, so therefore it is impossible for there to be an energy crisis.
Explanation:
I'm pretty sure I'm right