Gaseous ammonia chemically reacts with oxygen (O2) gas to produce nitrogen monoxide gas and water vapor. Calculate the moles of ammonia needed to produce 0.055 mol of water. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits

How will the emission of an alpha particle affect the atomic number of an atom

What is the mass of sodium in 3 moles of sodium chloride

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy