Convert the following. express your answers in
scientific notation.
a. 7.5 x 104 j to kilojoules
75 x 104 1 to biloiulec non
b. 3.9 x 10 mg to decigrams
c. 2.21 x 10-4 dl to microliters

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180