Yes, carbohydrates contain calories. For more information about carbohydrates, see the related question, further down this page, listed under Related Questions.
why do fats contain more calories then carbohydrates
About 4
Actually this is incorrect. A gram of fat contains 9 calories. The others (protein and carbohydrate) however both do contain 4 calories.
Lipids contain the greatest amount of chemical energy compared to carbohydrates and proteins. Per gram, lipids contain 9 calories, whereas carbohydrates and proteins contain 4 calories per gram.
If one is asking about the energy value of carbohydrates, the answer is that carbohydrates contain about four Calories per gram. This is about the same as the value for protein.
A calorie is the energy value of food. Proteins, carbohydrates, and fats contain calories and produce energy.
Carbohydrates contain 4 calories/gramProtein contains 4 calories/gramFat contains 9 calories/gram
How many calories are in a food which has 10 grams of protein, 4 grams of fat, and 20 grams of carbohydrate
Lipids contain 9 cal/gram while proteins and carbohydrates each contain 4 cal/gram.
No. Both one gram of protein and one gram of carbohydrates contain 4 calories.
I believe 1g of Protein and 1g of carbohydrates each have 4 calories and 1g of fat has 8 calories.
Carbohydrates and proteins contain 4 calories (kilocalories) per gram, and fats contain 9 calories per gram. A food with 40 calories may be any food with 10 grams of protein and/or carbohydrates and no fats, or with 4 and a half grams of fat and no carbohydrates or proteins, or any combination of fats and proteins/carbohydrates according to the equation 40 = 9F + 4C where F equals number of grams of fat, and C equals number of grams of carbohydrates and proteins.