Register
An atom has 5 protons and 7 neutrons. What is its mass number of amu?
9.2k views
2 votes
An atom has 5 protons and 7 neutrons. What is its mass number of amu?

User Ezeke
by
7.6k points

1 Answer

3 votes
you add the protons and neutrons together, so the mass = 12
User Harish Gokavarapu
by
8.0k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
Why is gold preferred as a superior metal over silver and bronze?
What is the evidence of a chemical reaction when the fireworks go off
Which is an example of an atom? A)the smallest unit of Ne B)the smallest unit of p4 C)the smallest unit of NH3 D)the smallest unit of H2O
How do you decide whether an observed property of matter is a physical or a chemical property?
Link Copied!