Phosphorus burns in air to produce a phosphorus oxide (P4019) in the following reaction. If 0.489 mol of phosphorus burns, what mass in grams of oxygen is used? PLEASE ROUND TO THE TENTH (1 decimal point) 4 P(s) + 5 02 --> P4010 O2

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Q: Hydrogen peroxide breaks down, releasing oxygen, in the following reaction: 2H,0,(aq) – 2H,0(1) +…

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Q: Question attached

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".