Chemistry, 16.09.2019 08:30, Kaitlyn2321

Refer to a periodic table and tell how many helium atoms (he) would be needed to
get close to the same mass as an average oxygen atom (o).
a. six
b. four
c. twelve
d. one-fourth

Answers: 2

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Refer to a periodic table and tell how many helium atoms (he) would be needed to
get close to...