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The component of an atom that contributes least to its mass is the

The component of an atom that contributes least to its mass is the
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Proton
  • B Nucleus
  • C Neutron
  • D Electron
Correct Answer: Option D
Explanation:

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