Use your data to calculate the number of Calories in a 3.4 g sugar cube. (Molecular mass of sugar = 342.2965 g/mol; ΔHcomb sugar = 5639 kJ/mol; 1 Calorie = 1 Kcal)

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Q: A serving size of six cookies contains 6 g of fat, 23 g of carbohydrates, and 9 g of protein. If…

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Q: Perform the conversions between energy units. 411 kJ = 2885 kcal = kJ 6.49 x 106 J = kcal

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Q: A serving size of five cookies contains 9 g of fat, 16 g of carbohydrates, and 2 g of protein. If…

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Q: 1. In what two ways can an object possess energy? How do these two ways differ from one another?…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Carry out the following conversions of energy units: a. 14.3 Btu into calories b. 1.4 x 105 cal into…

A: a. 14.3 Btu = 3603.6 calories a. 14.3 Btu into calories1 Btu=252 calories14.3 Btu=252*14.31…

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Q: How many Joules are there in 2001 calories? (1 cal = 4.18 J)

A: Unit conversion is done by using common measurement units.

Q: A 0.37 g Cheeto is burned and the heat produced is used to heat 50 grams of water from 22.1 degrees…

A: Mass of Cheeto=0.37 g Mass of water=50 g Initial temperature =22.1°C  Final temperature=34.4°C…

Q: 5.11 (a) Calculate the kinetic energy in joules of a 45-g golf ball moving at 61 m/s. (b) Convert…

A: Kinetic energy : It is the energy possessed by an object due to its motion. K.E. = 1/2 mv2 Where, m…

Q: How many moles are contained in each number of grams of fructose (C6H1206, molar mass 180.2 g/mol),…

A: 1 mole = 6.022×1023 [Avogadro's number]  The mass of 1 mole of molecules of any substance is known…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 331. kJ during a…

A: Given  decrease in enthalpy = 331 kJ work done on the mixture =105 kJ

Q: a 0.2500g sample of a pretzel is burned . The heat it gives off is used to heat 50.00g of water from…

A: Amount of heat liberated: It is calculated as,

Q: Which of these processes releases the largest amount of energy? (A) F + e– --> F–;…

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Q: Among the equations below, indicate all those that are exothermic. i. HNO3(aq) + KOH(aq) → KNO3(aq)…

A: Concept based on the exothermic reactions and standard enthalpy of formation.

Q: What is the difference between kinetic energy and potential energy? Give an example of each type.

A: Kinetic energy is energy possessed by a body by virtue of its movement. It depends on mass and…

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Q: Convert between energy units.a. 231 cal to kJ b. 132 * 104 kJ to kcalc. 4.99 * 103 kJ to kWh d. 2.88…

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Q: When 4.75 g of sodium hydroxide (NaOH) was dissolved in 50.00 g of water a value of 11.00oC was…

A: The heat of solution can be calculated as follows:

Q: The typical energy content of a pealed banana is 89 Cal per 100 grams. What volume of water can be…

A: Given:Energy in pealed banana = 89 Cal per 100 gramsVolume of water = ?Initial T = 250 CFinal T = 95…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 373. kJ during a…

A: We have to calculate the change in energy and nature of reaction.

Q: A General Chemistry student performed the “Thermochemistry” lab and obtained the following results:…

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Q: Which of the following is an endothermic process? O freezing of alcohol decomposition oh hydrogen…

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Q: a)What is the average kinetic energy of argon atoms at a temperature of 115°F? in joules  b)What is…

A: a) We have to find the kinetic energy of argon at temeperature of 1150 F According to kinetic…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 338. kJ during a…

A: Enthalpy change(∆H) = 338 KJ Work (W) = +135 KJ (positive because work done on the system)

Q: How many calories are in 5401 J? (1 cal = 4.18 J)

A: The answer to the the following question is given as:

Q: A serving size of four cookies contains 7 g of fat, 16 g of carbohydrates, and 5 g of protein. If…

A: A gram of fat has about 8  kilocalories  so 7 gm of fat is equivalent of 8*7=56 kilocalories =…

Q: An exothermic reaction releases 83.1 Jo How many calories of energy are reledsed?

A: Exothermic reaction are those reaction which release energy in the form of light or heat. Exothermic…

Q: The nutritional label on the package indicates that a cup of soup contains 180. Calories. Express…

A: Coup of soup contains 180 calories  We know that 1 cal= 4.2 J  Then 180 cal = 180× 4.2 J = 756 J…

Q: The reaction written below has a ΔH of +2,980 kJ/mol            6CO2(g) + 6H2O(g) --> C6H12O6(g)…

A: The balanced reaction given is, => 6 CO2 (g) + 6 H2O (g) → C6H12O6 (g) +6 O2 (g)…

Q: Peanut Marshmallow Mass of Water  50g  50g Initial Mass of Food Sample and Paper Clip   10.42…

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Q: Calorimetry Chart Mass of Food 20.7 g 3.2 g Mass of Food residue (after burning) Volume of water…

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Q: A serving size of eight cookies contains 7 g of fat, 17 g of carbohydrates, and 8 g of protein. If…

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Q: Consider 1n NO and NO2  and each kept in a 500mL container at 37℃.Which has a greater kinetic…

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Q: Perform the conversions between energy units. 633 kJ = 2325 kcal %3D kJ 9.01 x 10 J = kcal

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Q: Use the information in the table to determine AH for the reaction represented by the equation 2Cu +…

A: For the equation: 2Cu + S → Cu2S  ΔHof  (Cu2S)=-79.5 kJ/mol ΔHof  (Cu)=0 ΔHof  (S)=0

Q: 1 kilojoule (kJ) = 1,000 joules (J) 1 kilocalorie (kcal) = 1,000 calories (cal) 1 calorie = 4.14 J…

A: Applying basic rule of unit conversion.

Q: An adult eats food whose nutritional energy totals approximately 2400 Cal oer day. The adult burns…

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Q: How many calories are released by 231 grams of iron decreasing in temperature from 294℃ to 65℃?

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Q: 13. Energy is stored in the body in adenosine triphosphate, ATP, which is formed by reaction between…

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Q: Calculate the kinetic energy of a 175 g baseball moving at a speed of 55 m/s (87 mph).

A: Given: Mass of basketball, m = 175 g = 0.175 kg Speed of the basketball, v = 55 m/s To calculate:…

Q: 1. Which of the following are state functions? (a) The volume of a balloon (b) The time it takes to…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: A 40 g sample of water is raised 10 celcius, with water having a specific heat of 4.184 J/g*C, what…

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Q: s 181 g of carbohydrates, 27 g of fat, and 16 g of protein. Now he has to convert these values into…

A: Given, Amount of carbohydrates = 181 g Amount of fat= 27 g  Amount of protein = 16 g