An atom with a mass number of 234 and an atomic number of 90 has?
a. 90 neutrons and 144 prot...
Biology, 19.08.2019 12:10 nommies005
An atom with a mass number of 234 and an atomic number of 90 has?
a. 90 neutrons and 144 protons
b. 234 neutrons and 90 protons
c. 144 neutrons and 90 protons
d. 117 neutrons and 117 protons
Answers: 2
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