142k views
12 votes
Why is the isotope oxygen-18 (180) different from the isotope oxygen-16 (160)?

O Its atomic mass is different because it has two more neutrons.
O Its atomic mass is different because it has two more protons.
O Its atomic number is different because it has two more protons.
O Its atomic number is different because it has two more neutrons.

1 Answer

7 votes
The answer to this is B
User Wei Jing
by
3.6k points