The electrical power output of a large nuclear reactor facility is 890 MW. It has a 34.0% efficiency in converting nuclear power to electrical.
(a) What is the nuclear power output in megawatts?
____MW
(b) How many 235U nuclei fission each second, assuming the average fission produces 200 MeV?
(c) What mass of 235U is fissioned in one year of full-power operation?
___kg