Which of the following is true regarding the structure of atoms?
A. The amount of charge on a proton is greater than the amount of charge on an electron.
B. Isotopes of an element differ in the number of protons in the nucleus.
C. The mass of each electron is the same as the mass of each proton.
D. The neutrons make up a significant part of the atomic mass.
I think D! :)
2 answers
right.
Thank you!