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Write a balanced equation for the reaction

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Reference no: EM13281477

A sample of oxygen was enriched with oxygen-18 and had the following composition: 75% oxygen-16 and 25% oxygen-18. The oxygen sample burned in sodium to form sodium oxide, Na2O.

Write a balanced equation for the reaction.

I got 2Na + O = Na2O... but isnt oxygen diatomic?

Reference no: EM13281477

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