7 / (1/3) = 7*3 = 21
Chlorine has 7 electrons in its third energy level.
7
That is 21.
22ft
22
Chlorine has 17 electrons. In the third energy level, there are 7 electrons.
7
7 feet
7 and a third (a third being 3/9 or just 1/3).
One yard is equal to 3 feet. Therefore, 7 and one third yards is equal to (7 x 3) + 1 = 22 feet.
1 and 2/7 9/7*7/3 = 3
7/3 = 21/3 or 2.33...