The compound H2O can be decomposed to form H2 and O2. This can be represented at...

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The compound H2O can be decomposed to form H2 and O2. This can be represented at...

The compound H2O can be decomposed to form H2 and O2. This can be represented at the atomic level by a chemical equation: 2H2O 2H2 + O2 According to the law of conservation of mass, if 26.8 grams of H2O decomposes and 3.0 grams of H2 is formed, how many grams of O2 must simultaneously be formed?

_____grams O2

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