Rb is the symbol for the element, rubidium.
RB as it is at this time
RB ???
RB means random boner
The oxidation number of Rb is 1.
85.4678 is the atomic weight of Rb.
Each atom of Rubidium (Rb) has 37 protons.
Their 1st String RB is Tim Hightower
Tennessee Titans RB - Chris Johnson
Rb (rubidium) is a metal.
RB Leipzig was created on 2009-05-19.
RB Montecatini Terme was created in 1979.