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Water molecules are formed by the reaction between hydrogen and oxygen.

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11y ago
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9y ago

The atmosphere

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Q: Where does oxygen in water come from?
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Related questions

What molecule does the oxygen gas come from?

Water


What sources do oxygen come from?

air water trees


Which elements come together to form water?

Hydrogen and Oxygen


What will rust?

Both water and oxygen are needed for rusting to occur.Iron and steel rust when they come into contact with water and oxygen. Both are present in the air.


From where does the oxygen liberated in photosynthesis come?

If you mean where is the oxygen released when photosynthesis has taken place then the answer is the stoma which is located under the leaf


Why doesn't Broccoli come in a can?

because it was grownin a field and if it is grown in a field the means it needs water and oxygen and in a can it has no oxygen


Why do fishes die when they come out of water even though oxygen is present in the atmosphere?

Fishes gills are designed only to extract oxygen when submerged. There is oxygen in water also, but our lungs cannot extract it.


What do reptiles use to get oxygen from water?

Reptiles don't get oxygen from the water. All reptiles have to come up to the surface to breathe, but can hold their breath a long time.


What comes in and out in a plant?

sunlight, water and carbon dioxide go in, water vapor, sugars and oxygen come out


Where does the oxygen made during photosynthesis come from?

It comes from the splitting of water molecules.


What is photosynthesis waste product and where does it come from?

It is oxygen gas. Photolysis of water generates it


What is photosynthesis's waste product and where does it come from?

It is oxygen gas. Photolysis of water generates it