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An element has 4 protons, 5 neutrons, and 4 electrons. What is the atomic mass of the 4,5,8,9
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An element has 4 protons, 5 neutrons, and 4 electrons. What is the atomic mass of the
4,5,8,9

User Marco Micheli
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1 Answer

5 votes

Answer:

Atomic mass formula is=neutron+proton

Answer is11

Step-by-step explanation:

Atomic mass=proton+neutron

=4+5

=11

hope it helps u

please mark me brailliest

User Vintastic
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