(a)
Interpretation: Whether person K has remained within the limit of
Concept Introduction:
Carbohydrates are instant energy providers whereas fat molecules act as storage food in the body. The amount of energy released from 1 gram of nutrient is known as caloric value.
(b)
Interpretation: The total kilocalories in person K’s breakfast should be calculated.
Concept Introduction: Biomolecules like carbohydrate, fat and proteins involve in biochemical reactions and release certain amount of energy.
Carbohydrates are instant energy providers whereas fat molecules act as storage food in the body. The amount of energy released from 1 gram of nutrient is known as caloric value.
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Basic Chemistry
- One way to lose weight is to exercise! Walking briskly at 4.0 miles per hour for an hour consumes about 400 kcal of energy. How many hours would you have to walk at 4.0 miles per hour to lose one pound of body fat? One gram of body fat is equivalent to 7.7 kcal of energy. There are 454 g in 1 lb.arrow_forwardA Snickers bar contains 11 g of fat, 28.0 g of carbohydrate, and 3.0 g of protein. How many calories come from protein, fat, and carbohydrates? How many total calories does the Snickers bar contain?arrow_forwardWhich of the following statements is true of the calorific value of fats compared with that of carbohydrates? a. The burning of both fats and carbohydrates produces about 4 kcal/g of energy. b. The burning of both fats and carbohydrates produces about 9 kcal/g of energy. c. The burning of carbohydrates produces about 4 kcal/g, and the burning of fats produces about 9 kcal/g of energy. d. The burning of carbohydrates produces about 9 kcal/g, and the burning of fats produces about 4 kcal/g of energy.arrow_forward
- Activity 6: The hotdogs you ate at the barbecue last week were 75% fat free by weight, had 275 calories, and weighed 110g. Be sure to justify your answers. What percentage of these hot dogs are fat? а. b. How many grams of fat does each have? c. What is the percentage of Calories from fat? (Hint: Fat has approximately 9 Cal/gram.)arrow_forwardCalculate the number of Calories (kilocalories) in a 2000‑ and a 2500‑Cal diet that should be obtained from protein. The daily values (DV) for fat and carbohydrates and the reference daily intake (RDI) for protein are given in the table. Nutrient Daily value (2000‑Cal diet) Daily value (2500‑Cal diet) fat < 65 g < 80 g carbohydrates 300 g 375 g protein 50 g 50 g Keep in mind that fat contains 9 Cal/g, carbohydrates contain 4 Cal/g, and protein contains 4 Cal/g. Express your answers to two significant figures. Calories from protein in a 2000‑Cal diet:____________________Cal Calories from protein in a 2500‑Cal diet:_____________________Calarrow_forwardStep:4 How many grams of carbohydrate are in a 2400 kcal diet with 45% of total kcal from carbohydrate? Step 5: Two full graham crackers contain 24 grams of carhoydrates , 3 grams of fat, and 2 grams of protien . You consumed six full crackers. How may calories did you consume ?arrow_forward
- The Nutrition Facts label for one slice of wheat bread gives Nutrition Facts the percent daily value of various nutrients based on a 2,000-kcal diet. Based on the percent daily values for the nutrients, calculate how many grams of each nutrient are Serving Size: 1 slice (25g) Amount Per Serving Calories 76 Calories from Fat 9 suggested daily for a 2,000-kcal diet. % Daily Value Total Fat 1.02 g 296 Saturated Fat 0.23 g 196 Trans Fat Cholesterol 0 mg Dietary fiber: Sodium 145.75 mg 696 Potassium 81.5 mg 296 Total Carbohydrate 12.79 g 496 Dietary Fiber 2.3 g g96 Sugars 1.44 g Total fat: Sugar Alcohols Protein 4.07 g Vitamin A 1 IU 0% Vitamin C 0 mg 0% Calcium 32.5 mg 3% Saturated fat: Iron 0.74 mg 4% Sodium: obout us careers privecy policy terma of uae contact us help Lr O 79°Farrow_forward60 * 50 40 kcal/mol 30 20 10 course of rx The products have more potential energy than the reactants O A. True B. Falsearrow_forwardJoans dinner contains 100g of carbohydrates, 50 g of protein, 35g of fat, and a glass of wine with 15 g of alcohol. What percent of the total kilocalories in this meal comes from carbohydrates? A. 50% B. 47% C. 39% D. 44%arrow_forward
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