Everyday Science One gram of carbohydrates give energy of the amount? Options:A. 2 K CaloriesB. 4.1 K CaloriesC. 6.3 K CaloriesD. 8.0 K CaloriesView AnswerB. 4.1 K Calories Continue Reading Previous: Human beings use _______ liters of pure oxygen per day.Next: One Torr is equivalent to how many mm of Mercury?