Sagot :
How many protons does an atom of helium have?
-A Helium has 2 protons and 2 neutrons at the same time
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2 protons
Explanation:
helium has 2 protons, 2 electrons and 2 neutrons
-A Helium has 2 protons and 2 neutrons at the same time
#CarryOnLearning
2 protons
Explanation:
helium has 2 protons, 2 electrons and 2 neutrons