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What element is rarely found in organic molecules? Hydrogen, oxygen, barium or carbon.

User Rikesh
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it has to be barium because all living things are base out of carbon so that's not it hydrogen, and oxygen make up part of the atmosphere so that not it, so its got to be barium

I hope this helps
User Saeed
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It is C barium because carbon is in everything and so is oxygen and hydrogen. so has to be C
User TeFa
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