Energy resources are required for which of the following? all nations industrial nations largely populated nations small rural nations

If it is for Odesseyware the answer is all industrial nations.

i think the answer is gold im not entirely sure

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.