Oxygen
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Oxygen is an element found as a gas at room temperature. It makes up 21% of the composition of the atmosphere. The discovery of this element gave us a better understanding of chemical reactions, specifically combustion and respiration. Respiration is a chemical reaction which is essential for life.
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- OXYGENOxygen is an element found as a gas at room temperature. It makes up 21% of the composition of the atmosphere. The discovery of this element gave us a better understanding of chemical reactions, specifically combustion and respiration. Respiration is a chemical reaction which is essential for life.
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