Chemistry, 24.08.2019 17:30 boxergirl2161
An atomic physicist determines that an atom is composed of 8 positively charged particles and has a mass of 15 amu. which is the best conclusion that can be drawn?
the atom has 7 neutrons and 8 protons.
the atom has 7 electrons and 8 protons.
the atom has 8 neutrons and 7 electrons.
the atom has 8 electrons and 7 protons.
Answers: 2
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