If 800 J of heat is added to a system when it does 500 J of work, what is the change in internal energy? -300 J O 300 J O 1.6 J 1300 J

Q: If a system has 42.0 J of heat added to it, and the system does 25.0 J of work on its surroundings,…

A: According to the first law of thermodynamics, the provided heat is used in increasing the the…

Q: if a system does 25 J of work on its surroundings and is cooled by 35 J, what is the net energy…

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Q: What is AE for a system which has the following two steps: Step 1: The system releases 50 J of heat…

A: In thermodynamics work done on the gas has positive energy value where as work done by the gas has…

Q: The AE of a system that absorbs 252.4 J of heat and has 120.8 J of work done on it by the…

A: According to first law of thermodynamics  ∆E=Q-W where  Q = heat absorbed by system              W =…

Q: What is the change in internal energy of a system if the system (a) absorbs 58 J of heat and does 58…

A: Given information, (a) System absorbs 58 J of heat and does 58 J of work (b) System absorbs 125 J of…

Q: What is the change in internal energy

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Q: What is the internal energy of the system that releases 180 J of energy to the surroundings in the…

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Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 73 J…

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Q: A sample of aluminum metal absorbs 9.86 J of heat, upon which the temperature of the sample…

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Q: What is the change of internal energy in J of a system that releases 675 J of heat and has 875 J of…

A: According to first law of thermodynamics, we have : dU = q + w  ----(1) Where dU is change in…

Q: If a system has 62.0 J of heat added to it, and the system does 25.0 J of work on its surroundings,…

A: Dear student,  Since it is not mentioned that which question you want to ask out of these two…

Q: What is the change in internal energy when a system is heated with 35 J of energy while it does 15 J…

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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: What is the change in internal energy of the system (in J)?

A: From the first law of thermodynamic we know that ,     du=dq+dw where du = change in internal energy…

Q: The change in internal energy of a system is +10.0 J and the system acquires 15 J of heat. How much…

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Q: After absorbing 1.690 kJ of energy as heat, the temperature of a 0.500-kg block of copper is 43 °C.…

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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: An 80.0 g sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was…

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Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 68 J…

A: The process happening on the system is of two steps given as,

Q: A chemical system produces 155 kJ of heat and does 22 kJ of work. What is ΔE for the surroundings?a)…

A: In order to solve this question, we will use the first law of thermodynamics which states that…

Q: What is the change in internal energy for a system that performs 213 kJ of work on its surroundings…

A: Given, System performs 213 KJ of work on its surrounding And system loses 79 KJ of heat in the…

Q: If a system has 4.00×102 kcal4.00×102 kcal of work done to it, and releases 5.00×102 kJ5.00×102 kJ…

A: Given, Work done to the system = 4.00*102kcal. Heat released = 5.00*102kJ.

Q: An 80.0 g sample of a gas was heated from 25 "C to 225 "C. During this process, 346 J of work was…

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Q: What is the change in energy (in J) for a system that lost 344 J of heat to the surroundings, and…

A: Assume that work (w) is done on the system, so w will be positive.Given:Heat lost, Q  = - 344 JWork…

Q: A change in a system occurs such that 92. J of heat flows from the system to the surroundings and…

A: Given data :- Change in Heat (∆q) = 92.7 joule Work(w) =14.2 joule Change in internal energy (∆U) =…

Q: Calculate (a) q when a system does 49 J of work and its energy decreases by 70. J and (b) AE for a…

A: (a) The given data is as follows: The work done by the system = -49 J   (negative sign is there as…

Q: A system does 100 J of work on the surroundings while absorbing 300 J of heat from the surroundings.…

A: Given that  Heat absorbed (Q) = 300J

Q: A change in a system occurs such that 76.2 J of heat flows in to the system and 66.5 J of work is…

A: Introduction: From the 1st law thermodynamics,  the change in internal energy, ∆U = q + w (q =…

Q: ) If a gas absorbs 2.0 J of heat from the surroundings and then performs 15.2 J of work, what is the…

A: • The values provided in the question are:-       i) Quantity of heat absorbed by the gas, Q = 2.0 J…

Q: A system absorbs 140 J of heat from the surrounding and 85 J of work is done on the system by…

A: A system absorbs 140 J of heat from the surrounding and 85 J of work is done on the system by…

Q: (SHOW CALCULATIONS) A system delivers 1525 J of heat while the surroundings perform 860 of work on…

A: Given : Heat delivers by system = 1525 J  Work performed by surrounding on system = 860 J

Q: 14. Which of the following statements are true about a system that absorbs 300J of heat from the…

A: Heat (q) is positive if heat is added to the system, and negative if heat is removed.Work (W) is…

Q: An 80.0 g sample of a gas was heated from 25 ∘C to 225 ∘C. During this process, 346 J of work was…

A: The heat transferred during the reaction can be determined from the given equation. The temperature…

Q: What is the change in internal energy of a system that has 682 J of work done on it and gives off…

A: Given w = + 682 J ( as work is done on the system) q = -485 J ( as heat is given off )

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

A: Given: Mass of water = 185 g. Initial temperature of water = 20.0 oC Final temperature of water =…

Q: For a process, 153 J of heat was released by the system and 267 J of work was done on the system.…

A: Thermodynamics is branch of chemistry in which we deal with heat absorbed and heat released in to…

Q: A chemical system produces 170. kJ of heat and does 18 kJ of work. What is AE for the surroundings?…

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Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 75.0 kJ of work on…

A: Answer :-  The change in internal energy of the system is  +80.0 kJ.…

Q: An 80.0 g sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was…

A: The relationship between the internal energy change, heat and work is given by  ΔE = q + W where ΔE…

Q: The temperature of a 15-g sample of lead metal increases from 22 °C to 37 °C upon the addition of…

A: Heat capacity is the amount of heat required to raise the temperature of a substance by 10C.…

Q: specific heat of gold is 0.129J/g C. what is molar heat capacity of gold?

A: The Question is about to calculate the Molar Heat Capacity of Gold -

Q: Calculate (a) q when a system does 43 J of work and its energy decreases by 70. J and (b) AE for a…

A: A) given:  Work done = 43 J  Energy decreases by = 70 J  B) Heat released = 36 J  Work done = 107 J

Q: An 80.0 g sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was…

A: Given data, Work done = 346 J Mass of the sample = 80 g Internal energy increased by 7115 J

Q: 1. Find the change in internal energy, when 175 J of work is done on a system that evolves 50 J of…

A: The expression for the change in internal energy is ΔU=q+w.......(1). Where, ΔU represents heat…

Q: In a certain process, 400 J of heat is added to a system and the system simultaneously does 100 J of…

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Q: If a system has a change in energy of 400 J and produces 200 J of work, how much heat was added to…

A: According the the first law of thermodynamics,  ∆U = q + w  Where : ∆U = internal energy  q = heat…

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 74 J…

A: We have given that a system undergoing a process consisting of two given steps. And asked for the ∆E…

Q: A 16g sample of iron was heated from 0°C to 35°C and absorbed 246.4 J of energy as heat. What is the…

A: Given  Mass of Iron sample ( m )  = 16 gram  Initial Temperature ( T1 )    =   0℃  Final Temperature…

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 95.0 kJ of work on…

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Q: Which of the following (with specific heat capacity provided) would show the smallest temperature…

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