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2 votes
Which of the following elements has the highest atomic mass?

1. Helium: 2 protons and 2 neutrons
2. Nitrogen: 7 protons and 7 neutrons
3. Oxygen: 8 protons and 8 neutrons
4. hydrogen: 1 proton and no neutrons

asked
User Spotter
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2 Answers

3 votes

Answer:

Oxygen has the highest atomic mass out of all the four elements.

answered
User SteveS
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7.6k points
6 votes
Oxygen has the highest atomic mass out of these four elements.
answered
User Eden WebStudio
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