English, asked by scs638864asm1, 24 days ago

Mass number is
(A) Sum of protons and electrons
(B) Sum of neutrons and protons
(C) Sum of electrons and mesons
(D) Sum of protons, electrons and neutrons

Answers

Answered by piyush435492

Answer:

the answer is option b

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Answered by noreply55

Answer:

sum of neutrons and protons

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Mass number is(A) Sum of protons and electrons(B) Sum of neutrons and protons(C) Sum of electrons and mesons(D) Sum of protons, electrons and neutrons​

Answers

Mass number is
(A) Sum of protons and electrons
(B) Sum of neutrons and protons
(C) Sum of electrons and mesons
(D) Sum of protons, electrons and neutrons