Question

An atom has a mass number of 24 and 13 neutrons. What is the atomic number of this atom?
Express your answer as an integer.

Answer 1

Remember, atomic mass = # of neutrons + # of protons.
Keep in mind that the number of protons is the atomic number of an atom.

Answer 2

\[24=13+ x\] where x is the number of protons. Let know if you need more help or if you get stuck

Answer 3

Actually can you help me if you don't mind.

Answer 4

the atomic number is 11

Answer 5

\[x = 24-13\]\[x=11\]

Answer 6

Thank you both! Have a blessed day.