What is the difference between an atom and a molecule? A)Atoms and molecules are the same thing and the terms can be used interchangeably.

B)Molecules are two or more atoms bonded together.

C)Atoms are two or more molecules bonded together.

D)Atoms are ionic and molecules are covalent.

You can choose more than one anwser

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

What is the empirical formula for c4h8o2

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent