An element's atomic number is the A. sum of the protons and neutrons in an atom. B. weight of the atom. C. mass of the atom. D. number of protons in an atom's nucleus.
An element's atomic number is the number of protons in an atom's nucleus.
Question
Asked 3/4/2020 10:08:10 PM
Updated 3/4/2020 11:57:14 PM
0 Answers/Comments
This answer has been confirmed as correct and helpful.
Confirmed by
s c o u t [3/4/2020 11:57:13 PM]
Rating
There are no new answers.