A Bar
squared
meter - m kilogram - kg second - s ampere - A kelvin - K candela - CD mole - mol The above are Base SI units. Two supplementary units radian - rad steradian - Sr...
That's what "unit" means.
a) kilo- b) deci-c) milli-d) pico-I don't know which one either, but those are the choices on my "Regular Chem Review for Final Exam."