I NEED HELP PLEASE Which of the following describes businesses that directly deal with social needs and common goods?

social market
social enterprise
social government
social environment

what's the rest of the question

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

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.

yes? sounds right, but you didn’t ask a question.