1. If two isotopes, Oxygen-16 and oxygen-19 where presented, what would be the difference in mass number between them?
1 of 8
Other questions in this quiz
2. When an element is shown with a mass number and atomic number, which number is placed on top?
- a sum of both
3. How many electrons would Nitrogen-15 have?
- It depends
4. Which of the below DOES NOT make up an atom?
5. Which of the below has the lowest relative mass?