The mass of fuel in an airplane must be determined betore takeoff. A jet contains 15799L of fuel atter it has heen filled with fuel. Part A What is the mass of the fuel in kilograms if the fuel's density is 0.765g/cm3 ? Express your answer in kilograms to three significant figures. A copper cube has a mass of 91.9g. Part A Find the edge lengit of the cube. (The density of copper is 8.96g/cm3, and the volume of a cube is equal to the edge length cubed.) Express your answer with the appropriate units. hicheray? Part in What is the indighis s ration in kiometers per liter? Express your anwwer using twe significant figures