Ethanol and butanol can be used as fuels for cars.

A car needs an average of 1. 95 kJ of energy to travel 1 m

Ethanol has an energy content of 1300 kilojoules per mole (kJ/mol).

Calculate the number of moles of ethanol needed by the car to travel 200 km

COULD SOMEONE EXPLAIN THIS PLEASE IM SO LOST ✋