Which among the following represents a set of isotopes? Atomic nuclei containing: a) 20 protons and 20 neutrons

b) 21 protons and 19 neutrons

c) 22 neutrons and 18 protons

d) 20 protons and 22 neutrons

e) 21 protons and 20 neutrons

d. 20 protons and 22 neutrons

answer: the primary difference between a hypothesis and a theory is that b hypothesis is falsifiable, but a theory has been proven to be correct. theory is an explanation of something that is happening but hypothesis is a guess of something that can happen

explanation:

your answer would be “dry”