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If an automobile travels 245 mi with a gas mileage of 21.5 mi/gal , how many kilograms of CO_2 are produced?
If an automobile travels 245 mi with a gas mileage of 21.5 mi/gal , how many kilograms of CO_2 are produced? Assume that the gasoline is composed of octane, , whose density is 0.69 g/mL.