Atomic number an element
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-(Has ten letters)

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Define a is a tiny pavket of energy

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