A 45 g piece of metal at 22°C was heated to 105°C by adding 1678.5 joules of energy. What is the specific heat? Show your work and round to the hundreths place.

Q: An unknown metal with mass (2.480x10^1) g absorbs (6.15x10^1) J of heat. The temperature of this…

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Q: If a system produces 123.0 kJ of heat and does 45.0 kJ of work on the surroundings, what is the AE…

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Q: What is the change in internal energy

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Q: A 54 g piece of metal at 22 C was heated to 107 C by adding 1678.5 joules of energy. What is the…

A: Consider the given information is as follows; Mass of metal = 54 g Initial temperature T1 = 22°C…

Q: A 55 kg block of metal has an original temperature of 15.0°C and a specific heat capacity of 0.45…

A: Specific heat capacity (C) =       Q                                                       m ( T2…

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 absorbs 155.0 kJ of heat from its surroundings and the system does 65.0 kJ of work on…

A: Given that, System absorb heat, so q is positive, so,  q=+155.0 KJ also given, system does work, so…

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: What is the change in internal energy for a system if the system absorbs 537 kJ of heat and does…

A: We have given that  Heat absorbed by system =q= 537KJ  Work done by system is always negative   W =…

Q: A 52.7 g. piece of an unknown metal is heated up 51.4 °C when given 3492 J of heat.  What is the…

A: Formula : Heat, q = msΔT     3492 = 52.7 x s x 51.4   s = 1.289 J g-1 °C-1 Here s is specific heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.54 kg sample…

A: q = amount of heat required to raise the temperature = 19.6kJ = 19600J Initial temperature = Ti =…

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: What is the specific heat capacity of an unknown metal if 75.00 g of the metal absorbs 418.6J of…

A: Calculation of heat capacity: The amount of heat required to increase the temperature of one gram of…

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: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: Heat required to raise the temperature = 158.8 Joules. Mass of a sample = 50.0 g  Initial…

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: What is the change in internal energy (in J) of a system thatabsorbs 0.615 kJ of heat from its…

A: The relation between change in energy, heat, and work is given as: ∆E=q+w

Q: How much energy is needed to heat 180g of water from 28oC to 95oC? The specific heat of water is…

A: The amount of heat required to increases the temperature of the 1 g of the substance by 1 degree is…

Q: A system gains 617 kJ of heat, resulting in a change in internal energy of the system equal to +161…

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Q: 1. A system receives 425 J of heat and delivers 425 J of work toits surroundings. What is the change…

A: We have to calculate the change of internal energy of system.

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: We submerge a 25.0 g block of an unknown metal, initially at 97.8 °C, into 25.0 g of water initially…

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Q: In the laboratory a student finds that it takes 83.3 Joules to increase the temperature of 14.0…

A: Given data 83.3joule needed  Mass of solid iron in 14.0gram Initial temperature = 21.7°c final…

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: A 135 g sample of metal requires 2.50 kJ to change its temperature from 19.5 oC to 100.0 oC. What is…

A: Given,Mass of the metal, m = 135 gHeat required, q =2.50 kJ = 2500 J    (1 kJ = 1000 J)Initial…

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: In the laboratory a student finds that it takes 76.1 Joules to increase the temperature of 12.8…

A: Mass of copper m = 12.8 g Heat energy required Q = 76.1 Joules  Initial temperature T1 = 20.5 0C…

Q: A system releases 648 kJ of heat and does 150 kJ of work on the surroundings. What is the change in…

A: Given,System releases 648 kJWork on the surrounding = 150 kJ

Q: In the laboratory a student finds that it takes 54.9 Joules to increase the temperature of 11.0…

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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: If a system has 225 kcal of work done to it, and releases 5.00 x 102 kJ of heat into its…

A: Given,  A system has 225 KCal of work done to it and it releases 5.00×102 KJ of heat the internal…

Q: An unknown hot metal at 146.5°C with a mass of 49.43g was mixed with 36.8g of water at an initial…

A: specific heat is defined as the quantity of heat required to raise the temperature of one gram of a…

Q: If a system has 375 kcal of work done to it, and releases 5.00 x 10² kJ of heat into its…

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Q: In the laboratory a student finds that it takes 34.1 Joules to increase the temperature of 14.2…

A: To Calculate the specific heat of a substance we can use it's mass , temperature change and the the…

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: 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: What is the internal energy of the system that absorbs 90 J of heat and 15 J work done by the…

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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: Work done by system, W = -346 J Internal energy, ∆U = 6355 J ∆U = q + W 6355 = q + (-346) q = 6355 +…

Q: The air in an inflated balloon (the system) absorbs 115 J of heat. As it expands, it does 88 kJ of…

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

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Q: A 45 g piece of metal at 22°C was heated to 105°C by adding 1678.5 joules of energy. What is the…

A:

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 35.0 kJ of work on…

A: Since we know that according to the first law of Thermodynamics ∆E = q + w  Where , ∆E = change in…

Q: An experiment was conducted to determine the specific heat of platinum.  It was determined that…

A: We have to calculate the specific heat (J/g°C) of platinum.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.43 kg sample…

A: Given, mass of sample C4H11N, m = 0.43 kg Moles  0f C4H11N = 0.43 ×103 g73 g/mol change in…

Q: An unknown hot metal at 107.03°C with a mass of 48.67g was mixed with 37.99g of water at an initial…

A: Given data contains, Mass of unknown metal , mm= 48.67 gInitial temperature , Tim= 107.03°CMass of…

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: 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: A piece of metal with a mass of 97.6 grams was heated in a steam jacket to 94°C and the plunged into…

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