One gram of carbohydrates containsResponse area calories.

One gram of carbohydrates contains 4 calories.

One gram of carbohydrates contains 4 calories.

To determine the number of calories in one gram of carbohydrates, you can refer to a reliable source such as a nutrition label or use the following information:

Carbohydrates contain 4 calories per gram.

Based on this information, we can conclude that one gram of carbohydrates contains 4 calories.