One mole of which of the following gases will have the largest volume if they are all at the same temperature and pressure if they behave like ideal gases

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

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

What is the formula of the ionic compound composed of calcium cations and chloride anions