What is ozone? a. dissolved oxygen b. the main catalyst in photosynthesis c. a type of oxygen d. a form of calcium carbonate

I think the answer is A.

5.4%

explanation:

the acceptance rate for harvard is 5.4%. this means only 5 percent of people who apply actually get accepted!

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.