24
21 5s
In the Rb atom, the electron configuration is [Kr]5s^1. This means there is 1 electron in the 5s sublevel of the Rb atom.
20
90
75
10
7
i think there are 18 digit 5s.
There are eleven 5s in 55. This is determined by dividing 55 by 5, which equals 11.
245 inches is 622.3 centimeters.
103.4
66 of them.