One calorie is equivalent to 4.184
joules. If an apple has 72 kilocalories of energy, knowing that 1 kilocalorie
is equal to 1000 calories, then it has 72000 calories. Then to convert it to
joules multiply it by 4.184. Then you have _ joules. Then concvert it to
kilojoules by dividing it by 1000, you have 301.248.
