Science Homework Help
Gannon University Magnesium Phosphorus and Oxygen Exam Questions
- 1. A compound that is composed of Phosphorus and Oxygen only which contains 43.66% P by mass and (unknown %) of Oxygen. What is the empirical formula of the compoud
2. Magnesium and nitrogen react in a combination reaction to produce magnesium nitride Mg3N2:- 1-The combustion 28.8 g of ammonia in the presence of excess oxygen yields and
- 3-Given the following reaction: Na2S2O3 + AgBr → NaBr + Na3[Ag(S2O3)2]
How many moles of Na2S2O3 are needed to react completely with 42.7 g of AgBr?
4. What mass in grams of hydrogen is produced by the reaction of 4.73 g of magnesium with 1.83 g of water? Mg (s) + 2H2O(l) → Mg(OH)2 (s) + H2 (g)
How many grams of NO2 produce?
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