The boxes i ciricled has a answer. They're either 1,2,3 or 4. HELP pls..

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

How does a large body of water, such as the ocean, influence climate?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space