What is the percent composition of a compound with the empirical formula #MgCl_2#?
1 Answer
Apr 21, 2016
Mg
One mole of Mg
Mass percentage of Mg = (mass of Mg / mass of Mg
mass percentage of Mg = ( 24 g / 95 g) x 100 = 25.26 %
Mass percentage of Cl = (mass of Cl / mass of Mg
mass percentage of Cl = ( 71 g / 95 g) x 100 = 74.74 %