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Wiki User
There are 27 4's in the number 28.
24
75
90
i think there are 18 digit 5s.
35 of them.
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.
7
20
10
12
The answer would be 7,000
Exactly 33 of them