Register

If an atom contains 12 protons and 10 neutrons, what's its mass number? a. 12 b. 10 c. 22 d. 2

If an atom contains 12 protons and 10 neutrons, what's its mass number? a. 12 b. 10 c. 22 d. 2
asked 73.7k views
5 votes
If an atom contains 12 protons and 10 neutrons, what's its mass number?

a. 12
b. 10
c. 22
d. 2

asked
User Sergey Shevchenko
by
7.6k points

1 Answer

5 votes
A = Z + n

A = 12 + 10

A = 22

Answer C

hope this helps!
answered
User Barrymc
by
8.6k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
Link Copied!