A power plant has a power output of 1244 MW and operates with an efficiency of 31.4 percent. Excess energy is carried away as heat from the plant to...

A power plant has a power output of 1244 MW and operates with an efficiency of 31.4 percent. Excess energy is carried away as heat from the plant to a nearby river that has a flow rate of 1.4 × 106 kg/s. How much energy is transferred as heat to the river each second? Answer in units of J/s.