The label of a black cherry almond energy bar with a mass of 68 g lists the “nutrition fac...

The label of a black cherry almond energy bar with a mass of 68 g lists the “nutrition facts” as 39 g of carbohydrate, 5 g of fat, and 10. g of protein.

a. Using the energy values of carbohydrates, fats, and proteins (see Table 3.9), what are the kilocalories (Calories) for the black cherry almond bar? (Round off answers for each food type to the tens place.)

b. What are the kilojoules for the black cherry almond bar? (Round off answers for each food type to the tens place.)

c. If you obtain 160 kJ, how many grams of the black cherry almond bar did you eat?

d. If you are walking and using energy at a rate of 840 kJ/h, how many minutes will you need to walk to expend the energy from two black cherry almond bars (see Table 3.12)?

An energy bar contains carbohydrate, fat, and protein.