The internal energy, E, of a system is the sum of the kinetic and potential energy of all of components of the system.     What is ΔE (in kJ) for a gaseous system that increases the kinetic energy of it particles using 9,904. J of heat from surroundings and changes the potential energy by doing 5.38 kcal of work against the atmosphere at the same time?

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 191. kJ during a…

A: The enthalpy change of the given reaction is = -191. kJ The work done by the gas mixture is =-63. kJ…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 174. kJ during a…

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Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 232. kJ during a…

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Q: A system does 551 kJ of work and loses 236 kJ of heat to the surroundings. What is the change in…

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Q: The specific heat capacity of silver is 0.24 J/°C·g. Calculate the energy required to raise the…

A: Heat capacity is an extensive property.  But specific heat capacity is intensive property.  Heat…

Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 239. kJ during a…

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Q: When 129.0 g of 0.200 M NaCl(aq) at 22.0 °C is added to 212.0 g of 0.100 M AgNO3(aq) at 22.0 °C in a…

A: Answer is explained below.  Given that, mass of NaCl = 129.0 g and mass of AgNO3 = 212.0 g.  Due to…

Q: 4. How much work is done by or on the system (state which), in kcal, in a reaction if the internal…

A: To calculate the work done by or on the system , we would Calculate value and sign of w using first…

Q: A system does 521 kJ of work and loses 216 kJ of heat to the surroundings. What is the change in…

A: The objective of the question is to calculate the change in internal energy (ΔE) of a system that…

Q: When 50.0 g of an aqueous solution of reagent 1 at 24.1oC is added to 100.0 g of of an aqueous…

A: Given : Mass of reagent 1 solution = 50.0 g Mass of reagent 2 solution = 100.0 g Initial temperature…

Q: Rearrange the equation to solve for m. m = When a substance with a specific heat of 0.180 J/g C is…

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Q: A gaseous fuel mixture contains 23.1% methane (CH,), 43.4% ethane (CHe) and the rest propane (C3H3)…

A: Given: Total volume of fuel mixture = 1.46 L Pressure =745 mmHg = 0.98026 atm Temperature = 298 K %…

Q: 8. The reaction below was carried out in a calorimeter initially at 22.0 °C. After 0.0180 g of iron…

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Q: Measurements show that the energy of a mixture of gaseous reactants increases by 369. kJ during a…

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

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 394. kJ during a…

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Q: What is the change in internal energy of a system that has 275 kcal of work done to it and it…

A: Internal energy is a function of the volume and the temperature. In a closed system of constant…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 391kJ during a…

A: According to the question,The enthalpy of a mixture of gaseous reactants is increased by ΔH = 391…

Q: what volume of CO2 gas in Liters is produced if this reaction occurs at a pressure of 748 torr and…

A: We have to find what volume of CO2 gas in Liters is produced if this reaction occurs at a pressure…

Q: The molar enthalpy of solution is the amount of heat absorbed or released when a mole of that…

A: Answer: This question is based on energy conservation where heat released during dissolution of a…

Q: Measurements show that the energy of a mixture of gaseous reactants increases by 397. kJ during a…

A: The energy difference between the products and reactants is known as the energy change of a…

Q: As a system in volume, it absorbs 52.5 J of energy in the form of heat from the surroundings. The…

A: The internal energy of the system can be modified by doing work on them or by adding heat to the…

Q: up the solution to a basic quantitative problem The specific heat capacity of a pure substance can…

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Q: A total of 2.00 mol of a compound is allowed to react with water in a foam coffee cup and the…

A: Given : Moles of compound reacted = 2.00 mol Mass of solution = 161 g Initial temperature of…

Q: Measurements show that the energy of a mixture of gaseous reactants increases by 385. kJ during a…

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

Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 179. kJ during a…

A: We know that the thermodynamic equation  H= U + PV  ∆H. =∆(U + PV).  ∆H. = ∆U +P∆V +V∆P  But in the…

Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 305. kJ during a…

A: From the first law of thermodynamics, ∆U=∆H+W where delta U is the change in energy, delta H is the…

Q: The specific heat capacity of a pure substance can be found by dividing the heat needed to change…

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Q: 26 kJ of work and loses 216 kJ of heat to the surroundings. ge in internal energy, AE, of the…

A: First law of thermodynamics is based on conservation of energy

Q: 4. Methane burns in air to form carbon dioxide and water according to the following equation: CH +…

A: 1) When ΔH < 0, the reaction is Exothermic. When ΔH > 0, the reaction is Endothermic. 2)In…

Q: An 8.50 L sample of an ideal gas at 25° C undergoes a change at a pressure of 1.90 x 103 torr while…

A: Volume of sample of gas = 8.50 L

Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 158. kJ during a…

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Q: A gaseous fuel mixture contains 23.2% methane (CH4), 40.8 % ethane (C2H6) and the rest propane…

A: Given, the volume percentage ofThe volume of the tankTemperaturePressure

Q: As a system increases in volume, it absorbs 52.0 J of energy in the form of heat from the…

A: Work done (w) can be calculated as follows, 1 L atm = 101.3 J

Q: An automobile engine provides 624 Joules of work to push the pistons. In this process the internal…

A: Calculate heat q for the engine ?

Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 249. kJ during a…

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Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 209. kJ during a…

A: Decrease in Energy of gaseous reactant  = ∆E = -209 kJ Work done = -104 kJ Change in enthalpy of gas…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 222. kJ during a…

A: The enthalpy change of the given reaction is = +222. kJ The work done by the gas mixture is =-167.…

Q: A certain chemical reaction releases 368.kJ of heat energy per mole of reactant consumed. Suppose…

A: In case of a calorimeter we can relate the heat change of a system to the product of thenumber of…

Q: Measurements show that the enthalpy of a mixture of gaseous reactants increases by 140. kJ during a…

A: Enthalpy of a mixture of gaseous reactants increases by 140. KJ  It means enthalpy change (∆H) = +…

Q: A 837837 g copper pan is removed from the stove at a temperature of 150 °C. It is then stacked on…

A: Answer Final temperature         = 193.52 K (or) -79.63 °C Formula…

Q: net change in the internal energy

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Q: Measurements show that the energy of a mixture of gaseous reactants decreases by 178. kJ during a…

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Q: In a constant‑pressure calorimeter, 55.0 mL of 0.340 M Ba(OH)2 was added to 55.0 mL of 0.680 HCl.…

A: Heat absorbed in a reaction calculated using the following relation. Q=mC△T Q-Heat absorbed m-Mass…