Using the energy values for carbohydrates, fats, and proteins (see table below), what are the total kilocalories (Calories) listed for a black cherry almond bar? (Round off answers for each food type to the tens place.)
TABLE 3.7 Typical Energy
Values for the Three Food
Types
Food Type kJ/g
Carbohydrate- 17
Fat-38
Protein-17
What are the total kilojoules
Express your answer with the appropriate units
To calculate the total kilojoules, we need to know the amounts of carbohydrates, fats, and proteins in the black cherry almond bar. Without that information, we cannot determine the total kilojoules accurately.
To calculate the total kilocalories (Calories) in a black cherry almond bar, you would need to know the energy content of each component (carbohydrate, fat, and protein) as well as their respective amounts in the bar.
Unfortunately, the information regarding the amounts of carbohydrates, fats, and proteins in the black cherry almond bar is not provided. Therefore, without that information, it is not possible to determine the total kilocalories of the bar.
To find the total kilojoules in a black cherry almond bar, you would need to know the amount of carbohydrates, fats, and proteins present in the bar. Since that information is not given, we can't calculate the exact total kilojoules.
However, if you do have the grams of carbohydrates, fats, and proteins in the bar, you can use the energy values per gram to calculate the total kilojoules. Here's how you can do it:
1. Look for the nutrition facts or ingredients list of the black cherry almond bar to find the grams of carbohydrates, fats, and proteins.
2. Once you have the grams for each nutrient, multiply the grams of carbohydrates by the energy value for carbohydrates (17 kJ/g), the grams of fats by the energy value for fats (38 kJ/g), and the grams of proteins by the energy value for proteins (17 kJ/g).
3. Add up the three results from the previous step to get the total kilojoules in the black cherry almond bar.
Note: To convert kilojoules to kilocalories (Calories), divide the total kilojoules by 4.18, as 1 kilocalorie is approximately equal to 4.18 kilojoules.