Register
What is mass number?
169k views
2 votes
What is mass number?

User Stwilz
by
6.5k points

1 Answer

5 votes
Mass number on the periodic table is the bigger number. For example, Hydrogen's atomic number is 1, and mass number is 1.008. The mass number (rounded) is the total number of neutrons and protons in an atom. 
User Bao Huynh
by
7.4k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.2m answers

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
Why is gold preferred as a superior metal over silver and bronze?
Link Copied!