However you want. You just find an unused post in the fuse panel for your power, find a good ground, and run it off of that. How you mount it is up to you.
To install a Cobra CB radio in a 2010 Chevy Lumina, first disconnect the battery cables. Then mount the CB box and then power the CB radio. Then mount the antennae.
Installing a CB radio in a Chevy Impala begins which installing the mount and location a suitable power source. The radio is then mounted to the dash, wired up, and the antenna connected.
Something like a Cobra 19 or similar.
A mobile CB radio.
Whichever one you like. Since all CB antennas have 50 ohms impedance and all CB radios expect the antenna to have 50 ohms impedance, there's no problem with matching the radio to the antenna.
I do not see how a CB radio could interfere with VoIP service. If the CB radio is creating interference on the line, check your telephone. Or even check your broadband modem to ensure that you are not creating packet loss due to the CB radio.
There are many places where one can learn to talk on a CB radio. One can learn to talk on a CB radio at popular on the web sources such as Jalopnik and Ipadventures.
No, there is no element called Cb. There is, however, such a thing as a CB, a Citizen's Band radio.
Yes, many people in the word still use a CB radio. Truck drivers use CB radios each day.
Only if you want the radio to work.
If the Motorola were actually a CB radio, it would be able to - the brand name doesn't matter, they all transmit on the same frequencies. However, Motorola does not manufacture any radios which transmit on the 11 metre Citizens Band.
Public service agencies don't use CB radio for official communication.