Ions have an extra or lost an electron. Isotopes have different numbers of neutrons.
It functions to maintain the proper pressure within the plant cells to provide structure
If an organism reproduces quickly, its population can evolve faster.
The answer is 3. The releasing of energy means exothermic reaction. So the ΔH should be negative. And the greatest quantity of energy released means that the greatest number. So according to the table I, the answer is 3.
33.6 moles are needed to completely react with 84.0 moles of O2
