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Ar N = 14
ar O = 16
mol N : mol O
gr N/Ar N : gr O/Ar O
7/14 : 12/16
0,5 : 0,75
2 : 3
maka Rumus Empirisnya adalah
4.
Ar C = 12
Ar H = 1
5.
massa C = 6 gram
massa H = 7,5 - 6 = 1,5 gram
Ar C = 12
Ar H = 1
mol C : mol H
gr C/Ar C : gr H/Ar H
6/12 : 1,5/1
0,5 : 1,5
1 : 3
Rumus Empiris =