2. Atoms & Elements
Subatomic Particles
Problem 50
Textbook Question
Textbook QuestionA helium nucleus has two protons and two neutrons. How many electrons does it take to equal the mass of a helium nucleus?
![](/channels/images/assetPage/verifiedSolution.png)
This video solution was recommended by our tutors as helpful for the problem above
Video duration:
2mPlay a video:
3040
views
Was this helpful?
Related Videos
Related Practice
Showing 1 of 10 videos