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what do the following symbols s tands for, 1.2O 2.O2 3. O3 4. H2O

Asked by 27th February 2013, 5:26 PM
Answered by Expert
Answer:
1. 2O means two atoms of oxygen
2. O2 means a molecule of oxygen formed by chemical combination of two atoms of oxygen
3. O3 means a molecule of ozone having three atoms of oxygen combined chemically
4. H2O means a molecule of water having two atoms of hydrogen and one atom of oxygen chemically combined.
Answered by Expert 28th February 2013, 11:37 AM
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