matthewwhitlow
matthewwhitlow matthewwhitlow
  • 14-04-2018
  • Chemistry
contestada

The atomic mass of an element is equal to the number of:
protons

protons plus neutrons

protons plus electrons

neutrons

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hihello8 hihello8
  • 14-04-2018
Atomic mass is protons and neutrons, because they both have a mass of 1 amu. Electrons have so little mass that they can be ignored. The answer is therefore B, protons plus neutrons
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boyntoncharisma
boyntoncharisma boyntoncharisma
  • 09-10-2018

B is the correct answer

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