5 3's go into 16 with a remainder of 1.
16/3 of them
16
5 of them with a remainder of 1
18
sixteen with two remaining 50 - 2 = 48 = 3 x 16
how many 3s gointoo 33
28 3s
The are two electrons in the 3s orbital of magnesium (Mg.)
How many 3s are in 15
37.6666667
9
4
2,560