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What is the difference between the symbols O and O2 ??
What do they mean??
Where do they occur ??

Asked by n_sarnaik 23rd August 2015, 5:37 PM
Answered by Expert
Answer:
'O' is the symbol for element 'oxygen'.
'O2' is the chemical formula for the chemical compound 'oxygen' which is a gas exists in our atmosphere.
Answered by Expert 23rd August 2015, 6:30 PM
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