215k views
2 votes
PLEASE HELP 25 POINTS!!!!

What does atomic number describe?

A.mass

B.number of neutrons

C.number of protons

D. atomic weight
What is the number of protons plus the number of neutrons in the nucleus of an atom equivalent to?

A.atomic charge

B.mass number

C.atomic number
D.average atomic mass

User Denikov
by
5.8k points

1 Answer

1 vote

Answer:

1 is c 2 is b

Step-by-step explanation:

because atomic number is the number of protons in a nucleus

2..because the number of protons plus number of neutrons is equal to mass number.

User Enzotib
by
5.5k points