The atomic number, or number, is the described as the number of in the nucleus of a chemical element. A)proton, protons
B)photon, photons
C)neutron, neutrons
D)electron, electrons

A. Proton,Protons

Explanation:

The atomic number, or proton number, is described as the number of protons in the nucleus of a chemical element

the answer is 1260

you spend 7 hours in school for 1 school day with 5 school days in 1 school week with 36 school weeks in a school year.

7*5*36= 1260 it's all about multiplying

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;