A taco from a fast food restaurant contains 7.0 g of fat, 25. g of carbohydrate, and 11 g of protein. How many kJ of energy does the cheeseburger contain? (The caloric values for foods are 38 kJ/g for fat,   for carbohydrate, and 17 kJ/g for protein.) Round off the answer for each food type to the tens place.

Q: A Santa Barbara Charburger and Habit contains 9.30 * 102 Calories. How much energy (in kilojoules)…

A: Energy = 9.30 × 102 Calories We need to convert it to kilojoules.

Q: In a lab you are measuring the heat of reaction for an unknown reaction that occurs in solution: A +…

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Q: An insulated container holds 244.000 g water at 10.0°C. A 237.000 g sample of molybdenum with an…

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Q: Zinc metal reacts with HCl according to the balanced equation: Zn + 2HCl à ZnCl2 + H2 When 0.103 g…

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Q: On a brisk walk, a person burns about 318 Cal/h. If the brisk walk were done at 3.8 mi/h, how far…

A: We have burning of calorie as 318 cal/h . Rate of walking is 3.8 mi/h . We have to calculate the…

Q: A hot lump of 32.7 g of iron at an initial temperature of 81.3 °C is placed in 50.0 mL H,O initially…

A: Given ,  Mass of iron ( m1 ) = 32.7 g Initial temperature ( T1 ) = 81.3°C Specific heat of iron ( s1…

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (g) 2HCI(g) AH =-184.6 kJ %3D Reaction 2: 20F2(g)…

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Q: A 65 kg person walking 6.5 km/hr requires 1390 kJ of energy per hour. How much further does he have…

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Q: Let's consider aspartic acid (C₂H,NO), one of the amino acids from which proteins are made, and…

A: Given: The energy content of food is roughly proportional to the carbon content. When food is burnt…

Q: Part A one stalk of celery that heats 205 g water from 23.2 °C to 33.7 °C q = kcal • Part B a waffle…

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Q: When 4 moles of NH3(g) react with O₂(g) to form NO(g) and H₂O(g) according to the following…

A: Given reaction: 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g) The amount of energy evolved = 905 kJ We have to…

Q: Calculation of Calories per Mass of Food   Quantity Mass of can (g) 12.623 mass of can and water (g)…

A: As per conservation of energy, total heat lost by burning the food is utilized in increasing the…

Q: Does 1L of water at 65° C have more, less or same quantity of energy as 1 mL of water at 65° C?…

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Q: Be sure to answer all parts. This question has two parts. How much energy is needed to increase the…

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Q: When 1 mole of N3(g) reacts with H2(g) to form NH3(g) according to the following equation, 92.2 kJ…

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Q: The specific heat of a certain type of cooking oil is 1.75 J/(g-°C). How much heat energy is needed…

A: Given: Specific heat of oil = 1.75 J/goC Mass of oil = 2.92 kg Initial temperature = 23oC Final…

Q: Determine the total kilojoules in two tablespoons of crunchy peanut butter that contains 2 gg of…

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Q: he specific heat of a human is approximately 3.47 J/g. °C and normal body temperature is 37.0 °C. If…

A: The rise in the body temperature is to be calculated. Specific Heat = 3.47 J/g-CoMass = 165 lb1 cal…

Q: 2. A metal sample having a temperature of 100°C and a mass of 45.2 g was placed in 50 g of water…

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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: What is the kinetic energy of 45-Kg object moving at the speed of 7.0 m/s ? 1150 J 1400 J 1100 J…

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Q: When 1 mole of N₂ (g) reacts with O₂ (g) to form NO₂ (g) according to the following equation, 66.4…

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Q: A chemist measures the energy change AH during the following reaction: Cl2(g)+H2(g) →2 HCl(g)…

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Q: Quantity Mass of can (g) 12.695 mass of can and water (g) 125.129 Initial mass of food sample (g)…

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Q: e final

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Q: Q5 A metal object with a mass of 19 g is heated to 96 °C and then transferred to a calorimeter…

A: Given : mass of metal = 19 g = mM Initial temperature of the metal =  96°C = Tm mass of water = 75 g…

Q: Given the following data, calculate the specific heat of the metal (Cs, metal) in J/(g-°C) to one…

A: When hot metal is poured into the calorimeter, the metal releases heat, and the calorimeter gains…

Q: Calculate the kinetic energy of 150-g baseball moving at a speed of 40. m/s (89 mph). a) 6.0 J…

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Q: A block of aluminum of unknown mass has an initial temperature of 58.6°C. The aluminum is immersed…

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Q: the 3. If 40.0 kJ of energy is absorbed by 500 0 a of water at 10.0 °C, then what is final…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Calculate the amount of heat released from combustion of 3 g of coal. The heat capacity of the bomb…

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Q: Dr. Andrews has some cookies in her office that contains 5.0g fat, 20.0 carbohydrates, and 2.0 g of…

A: The total energy per serving of cookies in kcal is;…

Q: Calculate deltaH1 Please provide 3 sig figs, units are KJ/mol, please only give number value in…

A: we have to calculate deltaH1 for the reaction  Mg(s) + 1/2O2(g) --> MgO(s)

Q: How many calories were absorbed by a reaction if the change in temperature of 55 g solution was -5.6…

A: The specific heat capacity for a given substance refers to the amount of heat that is needed to…

Q: How many grams of carbon are present it it requires 57.5 kJoules of energy to heat a sample from…

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Q: A 56 kg person walking 6.8 km/hr requires 1260 kJ of energy per hour. How much further does he have…

A: Given, Weight of person = 56 Kg Energy required to walk 6.8 Km/hr = 1260 KJ per hour. Energy…

Q: A 3.01 kg aluminum engine block heats up to 129.6 °C. Engine coolant at 21.1 °C is added to prevent…

A: Given data,Mass of Al engine(mAl)=3.01Kg=3010gInitial temperature of Al engine(TAl)=129.6oCInitial…

Q: On a brisk walk, a person burns about 310 Cal/h. If the brisk walk were done at 4.9 mi/h, how far…

A: 1 lb = 3500 Cal A person wants to burn off 1 lb…

Q: 13. 58.2 kg of sand (C = .742 J/g°C) was heated by the sun to raise its temperature from 14°C to…

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Q: Use the interactive to observe the temperature change that results from burning various fuels in a…

A: Given data: Heat capacity of bomb calorimeter = 9.96 kJ/ °C Initial temperature = 20 °C Final…

Q: What products would form from the reaction shown below? "OH TWO PRODUCTS HO HO, H. HO. но. OH

A: Cannizzaro reaction: The base-induced disproportionation of two molecules of a non-enolizable…

Q: 25.0 g of iron at 94.85°C is places in a styrofoam coffee cup containing 25.0 g of water at -5.15°C.…

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Q: Calculate the energy of combustion per gram of Olive Oil (kJ/g) if 31.0 mL of water is placed in the…

A: Given,volume of water = 31.0 mlinitial temperature = 22.9°Cfinal temperature = 44.6°CInitial mass of…