Consider a neutralization reaction in which NaOH(aq) is mixed with H2SO4(aq) in a coffee cup calorimeter.  If 159.0 g of liquid in the coffee-cup calorimeter rises 7.70 degrees C, how much heat is released by the neutralization reaction?

Q: A student burns a 0.452 g sample of naphthalene, C10H8, in a bomb calorimeter. The combustion…

A: Given: Mass of naphthalene i.e C10H8 burned = 0.452 g Change in temperature of calorimeter = 2.961…

Q: What is the change in the internal energy of a system that absorbs 2,500 J of heat and that does…

A: The given data contains, A System absorbs 2500 J of heat work =7655 J

Q: The oxidation of the sugar glucose, C6H12O6, is described by the following equation: C6H12O6 (s) +…

A:

Q: When 25 mL of chemical A and 25 mL of chemical B were mixed in a calorimeter the following reaction…

A: Solution :          Heat is the thermal energy that is required to raise the temperature of the…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: 75.0 mL of 1.80 M CuSO 4 solution is mixed with 150 mL of 1.80 M NaOH solution in a coffee cup…

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Q: 28.0g of a substance with a molecular weight of 52.0 g/mol is placed in a bomb2 calorimeter with a…

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Q: The highly exothermic thermite reaction, in which aluminum reduces iron(III) oxide to elemental…

A: The balanced reaction taking place is given as, => 2 Al (s) + Fe2O3 (s) -------> 2 Fe (s) +…

Q: When a solid dissolves in water, hest may be evolved or absorbed. The heat of dissolution…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: A piece of silver with a mass 335 g has a heat capacity of 79.4 J/°C. What is the specific heat of…

A: Specific heat capacity The specific heat capacity of  a substance represents the heat capacity of…

Q: A piece of silver with a mass 418 g has a heat capacity of 99.1 J/°C. What is the specific heat of…

A: Given, heat capcity 'c' of silver = 90.1 J/oC , mass of silver = 418 g, specific heat = ?

Q: A student wishes to determine the specific heat capacity of a certain material. After she places…

A: We have to calculate the specific heat capacity of material.

Q: A gas that works on the surroundings is equal to 432 J. At the same time, it absorbs 87 J of heat…

A: Work done by the gas on the surrounding means, the energy is reduced from the gas. Heat absorbed by…

Q: In the laboratory, a general chemistry student finds that when 0.61 g of MgCl2(s) are dissolved in…

A: For this experiment, Qsol + Qcal + Qrxn = 0Therefore Qrxn = - (Qsol + Qcal)  ΔHdissolution = Qrxn /…

Q: 1. Calculate the change in the internal energy of the system for a process in which the system…

A: "To get remaining sub-parts solved please repost the complete question and mention the sub-parts to…

Q: What is the internal energy of a system that has 45.2 J of work done to it and releases 74.6 J of…

A: Given, work done on system ,W = 45.2 J Heat released from system to sorroundings, q  = 74.6 J

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: The amount of heat lost or gained by a substance depends in the specific heat capacity of the…

Q: Consider a reaction occuring in a calorimeter. The heat produced by this reaction is symbolized by…

A: A calorimeter is used for measuring the heat of a chemical reaction. In calorimeter, an exothermic…

Q: Consider the thermochemical equation for the combustion of acetone (C3H,O), the main ingredient in…

A: Solution :      The heat of reaction is defined as the amount of heat absorbed or released during a…

Q: A system receives 825 J of heat and delivers 825 J of work to its surroundings. What is the change…

A: Given:Heat received by system, dQ = 825Jwork done by system, dW=825Jchange in internal energy, dU…

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

A: given , WCaBr2    = 1.72 g  M CaBr2 =   200g/mol nCaBr2   = 1.72g/200g/mol ) WH2O  =  107.30 g…

Q: In a calibration of a calorimeter, 50.3 g of water at 60.5 degrees celsius is added to 48.7 g of…

A: Given : mass of cold water = 48.7 g Mass of hot water = 50.3 g Initial temperature of hot water =…

Q: If a system has 38.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: According to the first law of thermodynamics,change in internal energy i.e∆U can be calculated by…

Q: When a 0.740-g sample of trinitrotoluene (TNT), C7H5N2O6, is burned in a bomb calorimeter, the…

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Q: A gas expands and does P-V work in the surroundings equal to 279 J. At the same time, it absorbs…

A:

Q: If the water in a coffee cup calorimeter absorbed 300 J of energy (q = +300 J) during a reaction…

A: Energy absorbed by water in coffee cup calorimeter = 300 J qwater = + 300 J

Q: Is the change in enthalpy for a reaction an extensive property? Explain the relationship between ΔH…

A: The enthalpy of the reaction is considered as the state function that is it depends only on the…

Q: Consider the thermochemical equation for the combustion of acetone (C3H6O), the main ingredient in…

A: Acetone reacts with oxygen to form carbon dioxide and water. The combustion reaction of acetone is…

Q: A 1.107-g sample of benzoic acid (HC;H;O:) is burned in an excess of O:(g) in a bomb calorimeter,…

A:

Q: 31. When a 0.740-g sample of trinitrotoluene (TNT), C,H;N2O6, is burned in a bomb calorimeter, the…

A: We know that : Heat capacity, C = specific heat, c*mass, m  Or, specific heat, c = C/m = 534/675…

Q: In a calibration of a calorimeter, 50.3 g of water at 60.5 degrees C is added to 48.7g of water at…

A: GivenMass of 1st lot of water = 50.3gTemperature (T1) = 60.5°CMass of 2nd lot of water =…

Q: A system suffers an increase in internal energy of 80 J and at the same time has 50 J of work done…

A: Given : Increase in internal energy ( U ) = +80 J Work done on the system ( W ) = +50 J Heat change…

Q: When a solid dissolves in water, the solution may become hotter or colder. The dissolution enthalpy…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: When 10.99 g KOH is dissolved in 101.9 g of water in a coffee-cup calorimeter, the temperature rises…

A: When definite amount of substance in any reaction transforms into products, release or absorption of…

Q: When 36 g of a metal at 89 C is added to 48 g of water at 27 C, the temperature of the water rises…

A: specific heat (Q) =m x S x  ΔT MASS =m SPECIFIC HEAT =S CHANGE IN TEMPERATURE=ΔT

Q: 4.51 g of octane, C8H18, reacts with excess oxygen in a bomb calorimeter. The heat capacity of the…

A: Given data,The mass of Octane is 4.51gThe heat capacity of the calorimeter is 6.97 kJ/°CThe…

Q: In a gas expansion, 74 J of heat is absorbed from the surroundings, and the energy of the system…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: If a system has 20.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: Given:  Heat consumed by the system is 20.5 J, and the work done by the system on the surrounding is…

Q: A gas expands and does work on the surroundings equal to 1.95 L atm. At the same time, it releases…

A:

Q: Apply the First Law of Thermodynamics to answer the following: a. If a system does 475 J of work on…

A: According to the first law of thermodynamics, the internal energy change, work and heat are related…

Q: If 83 JJ of heat is added to a pure gold coin with a mass of 20 gg , what is the temperature change?…

A: The formula to calculate heat required is given by, q=m.C.∆T where q is the amount of heat added, C…

Q: How much heat is released by a system when 45 J of work is done on it to decrease its energy to 23…

A: The objective of the question is to calculate the heat released by the system when : Work done (∆W)…

Q: A gas is compressed and during this process the surroundings do 142 J of work on the gas. At the…

A:

Q: A2.89 g sample of methanol, CH3OH, is combusted in a bomb calorimeter. The temperature of the…

A:

Q: 75.0 mL of 1.80 M CUSO 4 solution is mixed with 150 mL of 1.80 M NAOH solution in a coffee cup…

A: 75.0 mL of 1.80 M CuSO 4 solution is mixed with 150 mL of 1.80 M NaOH solution in a coffee cup…

Q: of

A: According to 1st law of thermodynamics  Change in internal energy= Q-W Q= heat added to the system…

Q: Consider a neutralization reaction in which NaOH(aq) is mixed with H2SO4(aq) in a coffee-cup…

A:

Q: If 30.0 g H20 at 85.0°C is mixed in a coffee-cup calorimeter with 15.0 g H20 at 20.0°C, what is the…

A: Heat produced or absorbed by water = mass of water x specific heat of water x temperature difference

Q: A gas expands and does 25.6 J of work on the surroundings. At the same time, the gas absorbs 89.6 J…

A: Solution W = 25.6J Since work is done by the system on the surrounding q = 89.6J Heat absorbed that…