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

Asked by  | 27th Feb, 2013, 05:26: PM

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  | 28th Feb, 2013, 11:37: AM

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