Chemistry, 15.01.2021 22:50 jackfrost5
A certain atom has 50 protons and 69 neutrons. Which statement(s) below are true about this atom? Choose ALL that apply.
this atom is an atom of thulium (Tm)
m this atom has a mass of 69 amu
this atom is an isotope of tin-120
m this atom has an atomic number of 50
Answers: 2
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A certain atom has 50 protons and 69 neutrons. Which statement(s) below are true about this atom? Ch...
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