How many protons does an atom of zinc contain? How many electrons does an atom of zinc contain?

How many neutrons does an atom of zinc contain? Give your answer to the nearest whole number.

pls anwser these questions

Which of the following might a chemist choose to study? a. glacier movement in alaska b. better ways to recycle plastics c. the effects of hurricanes on turtle populations d. the vibrations in bridges caused by big trucks

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

What happens to the temperature of a substance when the average kinetic energy of its particles increases?