Answer: Ohm
Explanation: The units for electrical resistances (also for impedance and reactance) is called Ohm, and Ohm = V/A (volt/ampere) = kg*m^2*s^−3*A^−2
This has sense when you recall that R = V/I, where V is voltaje and I is the current.
An Ohm is represented with the symbol: Ω
