495−g piece of copper tubing is heated to 89.5°C and placed in an insulated vessel containing 159 g of water at 22.8°C. Assuming no loss of water and a heat capacity for the vessel of 10.0 J/°C, what is the final temperature of the system (c of copper = 0.387 J/g°C)?

Q: A gas expands and does P-V work on the surroundings equal to 294 J. At the same time, it absorbs 246…

A: The first law of thermodynamics states that the change in internal energy of a system equals the net…

Q: A 125 gram piece of metal is heated to 288°C and dropped into 85.0 grams of water at 26.0°C.  If the…

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A: answer = 23.65 0C

Q: A metal radiator is made from 36.0 kg of iron. The specific heat of iron is 0.449 J g-1 °C-1. How…

A: The mass of iron metal is = 36.0 g The heat capacity of iron metal is = 0.449 J g-1 oC-1 The…

Q: If a system has 48.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: Given q = 48.5 J ( positive as heqat is added )w = -75.5 J ( as work is done by system )

Q: An iron bar of mass 869 g cools from 94°C to 5°C. Calculate the heat released (in kilojoules) by the…

A: Q = m . s . ∆T

Q: The specific heat of copper metal is 0.385 J·g -1·C -1 how many J of heat are necessary to raise the…

A:

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: A 10 g piece of copper at 145 oC is placed in 150 mL of water. The initial temperature of water is…

A:

Q: 4. A 5.00 gram sample of an unknown metal was placed in a beaker of boiling water (99.58 °C). After…

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Q: A metal radiator is made from 26kg of iron. The specific heat of iron is 0.449 J/g °C. How much heat…

A: Specific heat capacity: The amount of energy required to raise the temperature of 1 Kg of the…

Q: A metal radiator is made from 14.0 kg of iron. The specific heat of iron is 0.449 J g °C. How much…

A: The mass of iron is = 14.0 g The specific heat of iron is = 0.449 J.g-1.oC-1 Increase in the…

Q: An iron bar of mass 869 g cools from 94°C to 5°C. Calculate the heat released (in kilojoules) by the…

A: Q = m . s . ∆T

Q: Assume that it is possible to heat water with perfect insulation (all the heat from combustion of…

A:

Q: The propane fuel (C3H8) used in gas barbeques burns accordingto a thermochemical equation:C3H8(g) +…

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Q: How much energy is needed to heat 180g of water from 28.0 C to 95C. The specific heat of water is…

A: Mass of water = 180g  Specific heat of water = 4.184j/g°C Change in temperature, ∆T = 95- 28…

Q: A 625 g chunk of iron is removed from an oven and plunged into 525 g of water in an insulated…

A: The heat lost by iron = heat gained by water heat gained by water (q) = m x S x ΔT…

Q: A  296.0 g piece of granite, heated to  601.0°C in a campfire, is dropped into  1.15 L water (d =…

A: Mass of granite piece=296.0 g  The volume of water=1.15 L=1150 mL The density of water, d = 1.00…

Q: What is the change in internal energy in joules for a system that releases 154 J of heat and does…

A: Since the relationship between work, internal energy change and heat released is given by  ΔE=…

Q: A piece of metal weighing 57.3 g is heated to a temperature of 88.0°C and is then immersed in 155 g…

A: Since, heat energy = m.s.∆T        where m = mass                 s   = specific heat capacity…

Q: How much more energy (in joules) is needed to heat 200.0g of water by 10.0 celcius? The heat…

A: When the heat is transferred to a system the temperature of the system rises. The increase in energy…

Q: Assume that it is possible to heat water with perfect insulation (all the heat from combustion of…

A: 1) E=m*C*∆T where is C specific heat capacity in J/g⋅∘C.   = 200*4.185*10   =8370 J 2) Calculate the…

Q: What is the mass of an iron piece that cools from 50.2 °C to 27.8°C while releasing 351.7 J of heat?…

A:

Q: Suppose you heat a metal object with a massive 31.6 G to 95.5 C and transfer it to a calorimeter…

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Q: 1. If 10 g of water at 52oC and 25 g of water at 10oC were mixed in an insulated container, what…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: When a system gives off 100J of heat and the surroundings does 50J of work on the system, what is…

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

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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

Q: An iron piston in a compressor has a mass of 3.62 kg. If the specific heat of iron is 0.449 J/g°C,…

A:

Q: A gas expands and does P-V work on the surroundings equal to 284 J. At the same time, it absorbs 201…

A: Given  Work done by the system on surrounding = 284 Joule  Heat absorb                  = 201 Joule…

Q: 1.) When gasoline burns in an automobile engine, the heat released causes the products CO2 and H20…

A:

Q: How much energy is needed to raise the temperature of 325g of water by 10.0 degrees? The specific…

A: Thermodynamics is branch of chemistry in which we deal with heat of reaction.

Q: A 25.0g piece of aluminum sits in a room and cools.  It loses 4300.0 J of heat. If the initial…

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Q: An air compressor used with a paint sprayer does 66.0  J of work pumping air into a tank. Warmed by…

A: Given, Work done, W = 66.0J. Heat transferred to surroundings, Q = 38.0J. As heat is released, it is…

Q: A system releases 740J of heat while doing 123J of work. What is the value of AU (in J)?

A: A system releases 740J of heat while doing 123J of work. What is the value of∆U (in J)?

Q: Suppose that 23 g of each of the following substances is initially at 27.0 ∘C. What is the final…

A: The final temperature for each case can be calculated by using the following expression,

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 286.0 g sample…

A:

Q: A 46.0-g sample of copper at 99.0 °C is dropped into a beaker containing 159 g of water at 18.0 °C.…

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Q: When 14.0 mL of water at 28.0 C is combined with 19.0 mL of water at 79.0 C, what is the final…

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Q: How much work is done on a system that the internal energy change of 105J and heat absorbed of 78J

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Q: A metal object with a mass of 19g is heated to 96 degrees C and then transferred to a calorimeter…

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Q: A 43.9 g spoon made of pure silver (c = 0.235 J/g C) at 20.1 celcius is used to stir an 8 oz. (240…

A:

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…

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: A 42.0 g sample of water at 100.00°C was placed in an insulated cup. Then 15.4 g of zinc metal at…

A: Given, A 42.0 g sample of water at 100.00°C was placed in an insulated cup. Then 15.4 g of zinc…

Q: A glass containing 200. g of H2O at 20C was placed in a refrigerator. The water loses 11.7 kJ as it…

A: Consider the given information is as follows; Mass of water = 200. g Heat loses (q) = -11.7…