If the percent yield of a chemical reaction is greater than 100%, the reason for this is: a
your experiment worked better than expected.
b
There are impurities (other elements not expected) in the product.
c
your calculations were done accurately.
d
None of the above

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