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xeze [42]
3 years ago
12

An atom with 4 protons, 5 neutrons, and 4 electrons has an atomic mass of _____ amu. (Enter a whole number.)

Health
2 answers:
valentinak56 [21]3 years ago
8 0
The answer is 9 and the atom is beryllium
slava [35]3 years ago
6 0

It's 9 amu atomic mass = p+n

sorry if I'm late hahahhaha


and no i didnt take chemistry online but i do other flvs courses

hope dis helped peace

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