KelpKelp
KelpKelp KelpKelp
  • 16-11-2017
  • Biology
contestada

Which of the following elements has the highest atomic mass?

A) Helium: 2 protons and 2 neutrons

B) Nitrogen: 7 protons and 7 neutrons

C) Oxygen: 8 protons and 8 neutrons

D) Hydrogen: 1 proton and no neutrons

Respuesta :

zabbalaa55 zabbalaa55
  • 16-11-2017
i think its A but I'm not sure. 
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ESR11
ESR11 ESR11
  • 16-11-2017
I think is C
I hope it’s correct
Answer Link

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