loserclub122
loserclub122 loserclub122
  • 12-05-2020
  • Physics
contestada

Question 2: The number of protons plus the number of neutrons in an atom is equal to its


A. atomic number

B. mass number

C. nuclear model

D. energy level

Respuesta :

qharper1227
qharper1227 qharper1227
  • 12-05-2020
Answer B) the mass number
Answer Link
franklinkay23456 franklinkay23456
  • 28-10-2020

Answer:

b

Explanation:

Answer Link

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