A gas releases 24.9 J of heat upon rotating in a tanker. It created 13.0 J amount of work. What is the total heat of the system? What is the process involved

Q: The specific heat of a substance is the amount of heat required to raise the temperature of one gram…

A: Given, the mass of substance =45.2 graminitial temperature =29.4 °Cfinal temperature =66.8 °Camount…

Q: A certain chemical reaction releases 111.kJ of heat energy per mole of reactant consumed. Suppose…

A: Heat capacity of calorimeter: Ccal = 4.45 J / 1oC = 4.45 J/oC   Heat of calorimeter: q cal  = C cal…

Q: A substance increases in temperature by 255°C when a 983g sample of it absorbs 83,200J of heat.…

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Q: 75.0 g of Ag metal is heated to 80.0 °C and dropped into 50.0 g of water at 23.2 °C. The final…

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Q: The reaction 3H2(g) + N2(g) → 2NH3(g) has an enthalpy of reaction of -92.6 kJ/mol. If 2 g of…

A: According to the given balanced chemical equation, one mole of nitrogen reacts to produce 92.6 kJ of…

Q: A chemical reaction in a bomb calorimeter evolves 5.17 kJ of heat. If the heat capacity of the…

A: Given, the heat evolved, q = 5.17 kJ Heat capacity, c = 1.08 kJ/°C Temperature, ΔT = ? The formula…

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: 100.0 g of unknown metal at 150 °C was placed in 1.00 L of water at 25.0 °C. The final temperature…

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Q: MUST SHOW ALL WORK AND UNITS 1. The temperature of a 98.7 g piece of metal increases from 17.0 °C to…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: If the energy change for a system is equal to the mass of the substance x the change in temperature…

A: Specific heat is the amount of heat needed for one gram of a substance to increase its temperature…

Q: rial typically used to heat metal radiators is water. If a 5°C, what mass of water was needed to…

A: Given data set: Specific heat of water = 4.184 J/g C Change in Temperature = 79.5 °C We need 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: A sample of nickel is heated to 99.8°C and placed in a coffee-cup calorimeter containing 150.0 g…

A: The equation used to calculate heat released or absorbed follows:        ......(1) where, q = heat…

Q: What is the q (heat) for 140.2 g of PCl3 decomposing to form chlorine gas and elemental phosphorus?…

A: Decomposition reaction of PCl3 is ,∆H°rxn =1207 kJMass of PCl3 = 140.2 g Molar mass of PCl3 = 137.32…

Q: a system does 72.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change in…

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Q: A metal object with the mass of 24.1 g is heated to 97.0 *C and then transferred to an insulated…

A: Given: Specific heat of water = 4.18 J/g. oC Mass of metal = 24.1 g Mass of water = 86.9 g. Initial…

Q: The reaction between sodium metal and chlorine gas produces 822 kJ of heat energy for every chlorine…

A: The balanced reaction taking place is given as, => 2 Na (s) + Cl2 (g) -----> 2 NaCl (s)…

Q: One mole of calcium oxide reacts with carbon to form calcium carbide (CaC2) and carbon monoxide…

A: the detailed answer is attached below.

Q: The heat released when one mole of water is formed from the elements is 1,198 kJ. An experiment was…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: If a system does 73.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

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Q: 1. In an experiment to determine the Specific Heat of Nickel, a 66.0 g sample of Nickel metal is…

A: Answer :-  The specific heat of Nickel determined by the experiment = 0.544 J/g.°C…

Q: When you mix two substances, the heat gained by one substance is equal to the heat lost by the other…

A: According to the specific heat equation : q = m. C. ∆ T Where  q = heat absorbed or released m =…

Q: If a system does 84.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

A: From first Law of Thermodynamics , the total change in internal energy of the system can be…

Q: A sample of copper was heated to 120o C and then plunged into an insulated vessel containing 200.g…

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Q: A 45.90 g sample of pure copper is heated in a test tube to 99.40°C. The copper sample is then…

A: The amount of heat transferred in a thermodynamic system is calculated as follows,…

Q: 18. An unknown volume of water at 18.2°C is added to 24.4 mL of water at 35.0°C. If the final…

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Q: 2. A sample of nickel is heated to 99.8°C and placed in a coffee cup calorimeter containing 150.0 g…

A: Nickel  Heat lost by Nickel =q lost  Mass of Nickel = m = ..........? Initial temperature of Ni = T1…

Q: 2. Carbon tetrachloride can be formed by reacting chlorine with methane: CH4 + 2 Cl2 → CCL4 + 2 H2…

A: CH4 + 2Cl2-----> CCl4 +2H2 ∆Hof (CH4) = -75 kJ/mol ∆Hof (CCl4 ) = -135 kJ/mol

Q: If a system absorbs 155 kJ of heat from its surroundings and the system does 75 kJ of work on its…

A: The first law of thermodynamics:                                                         ∆U = q+w…

Q: 4. The combustion of toluene (C7H8) has a heat of reaction of -3.91 x 103 kJ/mol. When 1.55g toluene…

A: Her 1.55 g of toluene is combusted In a bomb calorimeter .The temperature  rise from 23.12°C to…

Q: The enthalpy change when a strong acid is neutralized by strong base is –56.1 kJ/mol.  If 12.0 mL of…

A: Given : concentration of HBr = 6 M and volume of HBr solution = 12 mL = 0.012 L…

Q: How much heat (in kJ) is evolved (under standard conditions) when 97.55 g of copper reacts to form…

A: Mass of copper, Cu = 97.55 g Amount of heat evolved during formation of copper (II) oxide, CuO from…

Q: if a system does 77.0kj of work on its surroundings and releases 105 kj of heat, what is the change…

A: We can find the change in the internal energy of the system(∆U) by using the equation for the 1st…

Q: Heat energy of 566.0 kJ is absorbed when 2 mol carbon dioxide decomposes to carbon monoxide and…

A: A chemical equation represents the chemical change taking place in the reaction. The reactants…

Q: A sample of aluminum, initially at 5.0 °C, was placed in 18.0 g of water, initially at 25.0 °C. The…

A: We have given that  A sample of aluminum, initially at 5.0 °C, was placed in 18.0 g of water,…

Q: If a system does 62.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

A: Ca (s)  + 1/2 O2  (g)  -------> CaO (s)    ΔH°=-635kJ/mol to get desired equation we have to…