What do scientists consider air, temperature ans water to be in the environment

Label a-f based on the table using c for concentrated and d for dilute

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

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