Suppose you burn a 2.4 g sample of potato chips. You use the heat given off from that process to heat 26.5 g of water from 17.7 oC to  20.2  oC. What is the caloric value (in kcal/g) of the potato chips?

Q: The formation of rust (Fe2O3) from solid iron and oxygen gas releases -1.7  103 kJ. 4 Fe(s) + 3…

A: The question is about to calculate the mass of rust formed when 150 kcal are released -

Q: Suppose you burn a 2.3 g sample of potato chips. You use the heat given off from that process to…

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Q: CAI = 0.22 kcal/kg°C A 0.60 kg length of aluminum wire is warmed by 22.3°C by an electric current.…

A: Heat is a form of energy  Which is given by  q° mc∆T  Where m= mass  C = specific heat  T=…

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: he combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) → 8CO2(g) +…

A: give  for 8 mole of CO2 produced to release 5314 kJ/mol of heat  then you have to determine the…

Q: The reaction for the combustion of propane is C₂H₂(g) +50₂(g) → 3 CO₂(g) + 4H₂O(1) heat: ΔΗ =…

A: Given combustion reaction; C3H8(g) + 5O2(g) ---> 3CO2(g) + 4H2O(l) delta(H) = -526.3 kcal/mole…

Q: Suppose you burn a 2.6 g sample of potato chips. You use the heat given off from that process to…

A: Given: The mass of the potato chips burned = 2.6 g The amount of water = 26.0 g The initial…

Q: If 63.50 g of an unknown metal at 97.6 °C initially produced a resulting temperature of 39.5 °C when…

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

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: The question is based on the concept of unit conversions. We need to convert the given quantity into…

Q: What is the kinetic energy in joules of a 1030-kg automobile traveling at 86 km/h?  What is the…

A: Kinetic energy of the moving particle depend on its mass and velocity .

Q: hen 1.0 gg of gasoline burns, it releases 11 kcal of heat. The density of gasoline is 0.74 g/mLg/mL.…

A: Given : Energy = 11Kcal. Amount of gasoline = 1.0 gallon.

Q: A 1533 kg car is traveling down the road at 99.0 km/h. While traveling at this rate of speed, what…

A: Here we use the formula of kinetic energy K.E = 1/2 m* V^2 Where m = mass of car = 1533 kg V =…

Q: When NH4Cl(aq) reacts to form NH3(g) and HCl(aq), 21.07 kcal of energy are absorbed for each mole of…

A: We have to determine the value of ∆H for the given reaction

Q: A student performs a calorimetry experiment. The student combines 100. g of 0.40 M HC1(aq) with 100.…

A: Heat absorbed by the particular species = mass × heat capacity × temperature change

Q: Perform the conversions between energy units. 8.70 x 10² kJ = 3255 kcal = 5.27 x 106 J = kJ kcal

A: Energy unit conversions are an essential aspect of physics and engineering, allowing us to express…

Q: 9.69 x 10^6 J = ? Kcal

A: Given :-  energy = 9.69 x 106 J  To convert :-  The above energy in Kcal

Q: A sample of iron absorbs 77.8 J of heat, upon which the temperature of the sample increases from…

A: Formula, Q = MSΔT

Q: lacmillan Learning Carbohydrates serve as a vital source of chemical energy to the human body.…

A: 1 KJ = 0.239 Kcal  So  119 KJ = 119 X 0.239 Kcal             =  28.44 Kcal

Q: Ammonia (NH3) decomposes to hydrogen and nitrogen and 22.0 kcal/mol of energy is absorbed. 2 NH3(g)…

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Q: How many Joules are there in 54.0 kcal? (1 cal = 4.184 J)

A: One calories is equal to 4.184 joule.                1 kcal = 1000 cal.…

Q: How many Joules are there in 43.3 kcal? (1 cal = 4.184 J)

A: The conversion of quantity from one unit system to another unit system is known as unit conversion.…

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: The heat of reaction for the combustion of hexane, C6H14, is 995.0 kcal/mol. What is the heat of…

A: The heat change in a particular reaction is known as enthalpy change (∆H). The endothermic reactions…

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (g) → 2HC1(g) AH = -184.6 kJ Reaction 2: 20F2 (g)…

A: `Given the reaction: H2(g) + Cl2(g) → 2HCl(g) ∆H = -184.6 kJ We have to calculate the mass of…

Q: In winemaking, microorganisms break down the sugar in grapes into ethanol (grain alcohol) and carbon…

A: The molar mass of ethanol = 46 g  2 moles of ethanol , which weights 92.16 g produces 16.6 kcal  of…

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: It took 1295 J to raise the temperature of a sample of water from 17.3 °C to 38.7 °C. Convert 1295 J…

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Q: How much energy (in kJ) is released when 69.0 g of oxygen difluoride decompo Answer kl (enter a…

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Q: A solution is made by mixing 197.3 g of ethanol initially at 10.5°C with 250.0 g of water initially…

A: We know that, according to the law of conservation of heat energy, energy gained or loss by the…

Q: For this question, you are trying to determine which beaker will have more heat absorbed and why.…

A: Answer:- This question is answered by using the simple concept of calculation of heat absorbed by…

Q: The combustion of propane (C 3H 8) with O 2 according to the given balanced chemical equation…

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Q: Hydrogen sulfide, H2 S, is produced during decomposition of organic matter. When 0.4300 mol H2S…

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Q: Al2O3(s) + heat → 2Al(s) + ½ O2(g) This reaction is    (endothermic / exothermic ).

A: An EXOTHERMIC thermochemical reaction equation is written as  Reactants ------> products + Heat…

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂(g) → 2HCl(g) Reaction 2: 20F2 (g) → O₂(g) + 2 F₂…

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Q: The nutritional calorie (Calorie) is equivalent to 1 kcal. One pound of body fat is equivalent to…

A: The objective of this question is to find out how long it would take for an athlete to burn off 1.0…

Q: Perform the conversions between energy units. 791 kJ=                                             J…

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Q: A 1401 kg1401 kg car is traveling down the road at 85.8 km/h.85.8 km/h. While traveling at this rate…

A: The kinetic energy of the vehicle in kilojoules is  ≈ 398 kJ

Q: [References] Use the References to access important values if needed for this question. When HBr(g)…

A: We can solve this question using the stoichiometry of the reaction. As given in the question , for…

Q: Titanium (Ti) was heated to a temperature of 35 °C. If the initial temperature of 35.0 g of Titanium…

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Q: if 11.2 g of H2 (g) (MM = 2.016 g/mol) were to react according to the balanced equation given below,…

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Q: when a 0.55-g of olive oil is burned in a calorimeter the hear released increases the temperature of…

A: Given: Mass of olive oil burned = 0.55 g. Mass of water = 360 g. Initial temperature of water = 22.7…

Q: The heat of combustion of hexane, C6H14, is 995.0 kcal/mol. How much energy is released during the…

A: Given data,Heat of combustion of hexane=995.0kCal/molMass of hexane=473g

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

A: