Question

how much energy is obtained through carbhohydrates ​

Answer 1

Carbohydrates, proteins, and fats supply 90% of the dry weight of the diet and 100% of its energy. All three provide energy (measured in calories), but the amount of energy in 1 gram (1/28 ounce) differs: 4 calories in a gram of carbohydrate or protein.

Answer 2

Explanation:

one gram of carbohydrates provide 4 calories energy.