500
0.1 L
300 feet.
21 5s
100 centimeters is 3 feet and 3.37 inches.
2.4 units
1, 2, 4, 5, 10, 20, 25, 50, 100.
50
There are 10 decimeters in 100 centimeters (each decimeter is comprised of 10 centimeters)
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