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The mass number of an atom of an element is sum of its _____________
Classroom
Biology Classroom
Post Utme
Post Utme 0
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The mass number of an atom of an element is sum of its _____________
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
Hlectron, neutron and proton
B
Electrons and proton
C
Protons and neutrons
D
Orbital electrons
E
Valence electrons
Show Answer
Show Explanation
Correct Answer:
Option C
Explanation:
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