asked 229k views
3 votes
A certain atom has an atomic number of four. How many protons does it have?

asked
User Corby
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2 Answers

0 votes

Answer: 8 Protons

Step-by-step explanation:

I think because consider the element helium. Its atomic number is 4, so it has four protons in its nucleus. Its nucleus also contains four neutrons. Since 4+4=8,the mass number of the helium atom is 8.

answered
User Kirill Oficerov
by
7.6k points
5 votes

Answer:

beryllium 4 protons

Step-by-step explanation:

answered
User Kirsten Jones
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9.0k points

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