A country consumes 1119 TWh electric energy for one year. What is the equivalent of this energy in quads? In a power station 2⋅10 4 GWh of energy is to be produced in one year by burning coal. The...

A country consumes 1119 TWh electric energy for one year. What is the equivalent of this energy in quads?

In a power station 2⋅10⁴
GWh of energy is to be produced in one year by burning coal. The coal used in this station can generate 900 W⋅years/ton. How much coal will be required in million tons?