How many milligrams of ammonium nitrate are equivalent to 7.42 x 10-5 kg of ammonium nitrate?
Select one:
a. 7.42 x 10-7
b. 7.42 x 101
c. 7.42 x 104
d. 7.42 x 107
e. 7.42 x 1010
2 answers
7.42E-5 kg x (1000g/1 kg) x (1000 mg/g) = ?
looks ok to me.