Si usted observará un grupo de primates, independientemente del tipo de vida que lleven, notará que la hembra. Opción única.

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.

i don't know. if i were you, i would search it up online : d