English, 09.01.2021 09:00 afolmar2006

The diagram below shows the reaction of oxygen gas and hydrogen gas to form water. The chemical reaction shown above takes place in a closed system. What is true about the system while the reaction occurs? A. The total mass of the system stays the same. B. The mass of the oxygen atoms increases. C. The mass of the hydrogen atoms decreases. D. The total mass of the system increases.

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The diagram below shows the reaction of oxygen gas and hydrogen gas to form water. The chemical reac...

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