A chamber with a fixed volume filled with gas and pressure of 1560 MMHG in a temperature of 445.0 OK. If the temperature drops to 312.0 OK what is the new pressure of the gas in the chamber

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