Which statement about atoms and molecules is correct?
а
b.
the mass number of an e...
Biology, 21.02.2020 20:38 blueyish6422
Which statement about atoms and molecules is correct?
а
b.
the mass number of an element is always less than its atomic number
ionic bonds involve electrons while covalent bonds involve protons
inorganic compounds never contain the element carbon
isotopes are the result of varying numbers of neutrons in atoms of the same elements
d
Answers: 3
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