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What do a hydrogen atom and on oxygen atom make up?

Updated: 8/20/2019
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10y ago

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The hydroxyl anion - (OH)-.

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Q: What do a hydrogen atom and on oxygen atom make up?
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What does water and oxygen make up?

Oxygen is made of a oxygen atom and water is made out of a oxygen atom and two hydrogen atoms. When combined under the right conditions, hydrogen peroxide can be formed (H2O2).


Elements that make up water?

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