Chemistry, 03.12.2019 05:31 juansoto227711
Which of the following represents a compound? c20 h2o o2 h2
Answers: 3
contains two atoms of hydrogen and one atom of oxygen which are chemically combined together in 2:1 ratio. Therefore, it is a compound.
, 
, and 
are all molecules.
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Which of the following represents a compound? c20 h2o o2 h2...
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