A typical diet in the United States provides 15% of the calories from protein, 45% from carbohydrates, and the remainder from fats. Calculate the grams of protein, carbohydrate, and fat to be included each day in diets having the following caloric requirements. a. 1200 kcal b. 1900 kcal

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂ (g) → AH = AH-184.6 kJ Reaction 2: 20F2 (g) →…

A:

Q: and the reactants are 5. In a chemical equation, the products are always on the always on the of the…

A: The arrow is projecting towards the products is called the yield sign. For example,Reactants →…

Q: C A Free Energy (kcal/mol) 20

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Q: Fire is an example of X a. exothermic; entering b. exothermic; leaving c. endothermic; entering d.…

A: Exothermic reaction and endothermic reaction: Exothermic reaction : Exothermic reactions are…

Q: Classify the following as exothermic or endothermic reactions. A. The energy level of the

A: We have to Classify the given reaction as exothermic or endothermic reactions

Q: If you have 6.0 moles of ammonia, how much energy in kJ released in the chemical reaction? N2 (g) +…

A: Answer is A) -280 kJ

Q: The decomposition of ammonium chloride produces an ammonium ion and chloride ion in solution.…

A: Decomposition of ammonium chloride is an endothermic process

Q: A+B → C+D (In this equation A, B, C and D stand for some unknown chemical formulas.) Here is an…

A: Exothermic reaction is the reaction in which heat is evolved while during endothermic reaction, heat…

Q: Consider a burning candle. Reactants are the chemicals that are present before a reaction occurs…

A:

Q: alculate ΔG° for the reaction shown below.

A: We have to determine ΔG° for the given reaction

Q: Which of the following statements is true? O Energy is required to break the bonds of the reactants…

A: The statements given are,

Q: 60. In this diagram, AH represents Products Reactants Reaction Progress (A) heat absorbed. (B) heat…

A: There are basically two types of reactions - exothermic and endothermic reactions. Endothermic…

Q: Use the energy diagram below to answer questions 13-15. 14. Determine the potential energy of the…

A: 14. Potential energy of the reactant = 300kJ 15. Potential energy of the  product = 100 kJ

Q: For the following reaction 2 SO2(g) + O2(g)      2 SO3(g)  +  heat If the equilibrium situation is…

A: Given Reaction  2 SO2(g) + O2(g)   <->   2 SO3(g)  +  heat  Equilibrium situation is stressed…

Q: Convert 176 Calories (Big C) to joules. (1c = 4.184J and 1C = 1000c

A: Energy of a substance can be expressed in different units. SI unit of energy is joule. The given…

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A: The progress of a reaction can be represented by the reaction coordinate diagram. In a reaction…

Q: Does toasting bread change the amount of calories in the bread?

A: Toasting of bread: Generally speaking toasting of bread is a chemical change. Addition of heat…

Q: The dissolution of ammonium nitrate in water is given by the following equation: NH4NO3(s) + heat →…

A: Base on heat energy, the chemical reactions are categorized as exothermic and endothermic reactions.…

Q: If 5.60 mol of a substance releases 14.9 KJ when it decomposes, what is the ΔH for the term KJ/mol…

A:

Q: A 2.5 g sample of french fries is placed in a calorimeter with 500.0 g of water at an initial…

A: This problem is based on calorimeter where we need to find out Caloric value of the French…

Q: Which type of reaction is shown in the energy diagram below? 40 30 Reactants 20 Products 10 Reaction…

A: Enthalpy change is the difference between the enthalpies of products and the enthalpies of reactants…

Q: What is the maximum mass of carbohydrate in a 6-oz serving of diet soda that contains less tl…

A: One ounce (oz) of any fluid has a volume of 28.4ml. Therefore, 6oz of soda is 170.4ml.

Q: The energy that enters or leaves a system during a chemical reaction comes from what source? O Heat…

A: Energy is required to break the bond however the energy is released during the formation of Bond .

Q: Nutrition Facts sevings per container Senving sle 2 pleces pig Use the 4-9-4 Method to sening…

A: Energy of carbohydrates = 4 Cal/g Energy of fat = 9 Cal/g Energy of proteins = 4 Cal/g

Q: Milk will sour in a couple of days when left at room temperature, yet it can remain unspoiled for…

A: Milk will sour in a couple of days when left at room temperature, yet it can remain unspoiled for…

Q: During a chemical reaction, the energy of the system remains the same as bonds in reactant are…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: 62 The oxidation of glucose, C,H,0, to carbon dioxide 12 69, and water is exothermic. The heat…

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Q: In most exergonic reactions, before products can be formed, the reactants must first overcome a…

A: Given statement  In most exergonic reactions, before products can be formed, the reactants must…

Q: 22. A nutritionist determines that the optimum caloric intake for a patient is 2500 nutritional…

A: Optimum calorie intake = 2500 C 45% calorie intake should be in breakfast.

Q: A sandwich contains 4.7 g of proteins, 1.3 g of carbohydrates and 2.2 g of fat. How much Calories…

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Q: Suppose the brain needs to metabolizes about 4 g glucose (C6H1206, 180 g/mol) per hour. Assuming…

A: Applying basic concepts of moles calculation with energy of given reaction.

Q: Estimate the number of Calories in 36 crackers of wheat crackers, which contains 2 g of protein, 20…

A: 36 crackers of wheat crackers, contains 2 g proteins, 20 g of carbohydrates, and 6 g of fat. One…

Q: Two aqueous solutions are both at room temperature and are then mixed in a coffee cup calorimeter.…

A: Since the temperature of the calorimeter is decreasing Means the energy is being supplied to the…

Q: 21. Which device to nutritionists use to determine the number of calories in samples of food? a foam…

A: Nutritionists use a bomb calorimeter, which is abox with two chambers, one inside the other, toburn…

Q: Can a catalyst convert an endothermic process to an exothermic process, causing the speeding of the…

A: Whether a chemical reaction is exothermic or endothermic depends on the standard enthalpy of…

Q: A sample of 0.750 g of peanut butter was burned in a calorimeter filled with 300.0 g of water. The…

A: NOTE: The increase in the temperature should be 14.6 oC and not 146 oC because the water will…

Q: Find the pKw of H2O and D2O at 60°C and 90°C (values in image). Write the balanced

A: Find the pKw of H2O and D2O at 60°C and 90°C

Q: ∆G for the reaction corresponds to the difference between the top left of the curve and the bottom…

A: ∆G is the change in free energy change in every chemical reaction. The change in free energy can be…

Q: Consider the reaction: N2(g) + 3 F2(g) → 2 NF3(g)  ΔH° = -249 kJ and ΔS° = -278 J/K at 25°C…

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Q: True or false? For chemical reactions that occurs in multiple steps, the fastest step in the…

A: The statement given is "For chemical reactions that occurs in multiple steps, the fastest step in…

Q: Is the reaction exothermic or endothermic? Support your answer with a specific discussion of…

A: The expression for K value for this reaction is: [FeSCN2+(aq)]*[H+(aq)] / (Fe3+(aq)]*[HCN(aq)]) when…

Q: The _____ must be collected in order to determine the caloric content of food using a bomb…

A: A method in which a calorimeter is used in order to measure the change in heat during a chemical…

Q: & A 53.0 gram nickel bolt (c= 0.44 Jig C) is heated until it glows and is then dropped into 722…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: G A 1 9. 4. 3. Free energy (kcal/mol)

A: Spontaneous reaction : The reaction for which the free energy change ΔGrxn is negative. If ΔGrxn is…

Q: QUESTION 9 While trying to create a new compound Dr Knax realizes he needs to use a reaction that…

A: A  large positive ΔHº value represents an addition of energy from the reaction resulting in an…

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A:

Q: oes s system gain or lose energy as reactants are converted to products?

A: A system may gain or lose energy as the reactants are converted to products.

Q: Match the word with the statement: Respiration Is needed to release energy from glucose in the body.…

A: Given,  Match the word with the statement = ?