Question

When 1.0 grams of gasoline burns, 11500 calories of heat energy are given off. If the density of gasoline is 0.66 g/ml , how many kilocalories of energy are obtained from 1.5 gallons of gasoline?
1.5 gal * 5678ml/gal * .66g/ml * 11.5kcal/g = 64.644 kcal
g g

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