An atom has 7 protons and 3 neutrons. how many electrons would it take to make the atom neutral?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point