A 126 g metal bar requires 2.50 kJ to change its temperature from 25.5 oC to 100.0 oC. What is the specific heat of the metal?

Q: What is the specific heat of a metal substance that requires 6.00 kJ to raise the temperature of 300…

A: Given that : Mass of metal sample (m) = 300 g Initial temperature (Ti) = 25 oC Final temperature…

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: 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: A piece of silver of mass 362g has a heat capacity of 85.7 J/degrees Celsius. What is the specific…

A: Specific heat capacity is defined as the amount of heat required to change the temperature of 1 gram…

Q: A piece of unknown solid substance weighs 437.2 g, and requires 8460 J to increase its temperature…

A: In this question, we want to determine the specific heat of the unknown substance.  You can see…

Q: What is the specific heat of silver if it takes 75.8 cal to raise the temperature of a 85g silver…

A: The specific heat of silver is calculated by using the following formula,

Q: How much heat must be applied to a 40.2g sample of gold (s=0.129 J(g∙℃)) in order to raise its…

A: Given information:Mass of gold = 40.2 gInitial temperature = 28.2 ˚CFinal temperature = 351.5…

Q: When a sample titanium was supplied 1.00kj of energy, the temp rose to 103.5 degrees celcius. If the…

A: Given information, Amount of heat supplied (Q) = 1.00 kJ = 1*103 J Change in temperature (∆T) =…

Q: A 434.5 g sample of water at 20.0 °C is mixed with 100.0 g of a certain metal at 95.0 °C. After…

A: to find Cp for this metal use this above ,Heat lost by the metal = heat gained by the water Given…

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 system releases 622 kJ of heat and does 105 kJ of work on the  surroundings. What is the change in…

A: Internal energy is defined as the energy associated with the random, disordered motion of molecules.…

Q: Calculate the heat (in kJ) for a 2.80 kg system changing temperature from 85.0 oC to 10.0 oC? The…

A: The heat is to be calculated

Q: How much heat is required to raise the temperature of a 75.0 gram sample of Titanium from 46.OC to…

A: The required amount of heat to increase the temperature of a compound can be determined by the…

Q: 2. A sheet of gold weighing 10 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

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Q: How much heat (in kJ) is required to raise the temperature of a 525.0 mL sample of water from 22.1 C…

A: The heat required to raise the temperature is directly proportional to the mass of sample and the…

Q: A piece of unknown substance weighs 44.7 g and requires 2110 J to increase its temperature from…

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Q: The same amount of heat which will change the temperature of 50.0g of water by 4.5ºC will raise the…

A: As it is given that same amount of heat which is required . So first we would calculate the heat…

Q: A sample of gold weighing 7.7 grams is cooled then placed in a calorimeter containing 27.01 grams of…

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Q: A 6.22-kg of copper metal is heated from 20.5C to 324.3C. Calculate the heat absorbed (in kJ) by the…

A: The heat absorbed in the heating process of a solid metal is given by  Q = mCΔT where Q = heat…

Q: What is the specific heat of a solid that requires 124 J to raise the temperature of 95.5 g of the…

A: The given data contains, mass = 95.5 g. heat = 124 J.

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: 6. Carbon Tetrachloride, CCI4, was a very popular organic solvent until it was found to be toxic.…

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Q: A piece of unknown substance weighs 56.4 g and requires 2.70 ✕ 103 J to increase its temperature…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

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: What is the heat capacity of a substance if it takes 6.9 kJ of heat to warm 396.1g by 30.6 C?

A: Heat capacity ( c ) is the quantity of heat energy required to increase the temperature of a…

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: What is the specific heat of a 74.01g piece of an unkown metal that exhibits a 45.2 Celcius…

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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: What is the specific heat (c) of a metal if the temperature of a 15.5g sample increases from 29.5℃…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: 11. A piece of unknown solid substance weighs 437.2 g, and requires 8460 J to increase its…

A:

Q: A 74.8 g sample of a metal at 143.2 °C is added to an insulated vessel containing 208g of water at…

A: The given data contains, mass of metal =74.8 g mass of water =208 g initial temperature of water…

Q: The amount of heat required to raise 4.00g of an unknown metal (Aluminum, Copper, or Gold) by 20.0 K…

A: Given :-  Mass of the unknown metal = 4.00 g  Amount of heat required = 72.0 J  Change in…

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: If 136 J is required to change the temperature of 8.75 g of nickel from 0.0°C to 35.0°C, what is the…

A: Specific heat capacity is amount of heat                      required to raise temperature of given…

Q: A 250.0 g metal bar requires 5.866 kJ to change its temperature from 22 o C to 100.0 o C. What is…

A: The heat required (Q) to raise the temperature of any substance of mass m can be expressed as…

Q: A 90g sample of an unknown metal absorbed 25.6J of heat as its temperature increased 1.18C. What is…

A: The amount of heat required is related to specific heat capacity as,…

Q: How much heat is required to raise the temperature of 854 g of H2O from 23.5 °C to 85.0 °C?

A: 4.  Given :  Mass of H2O = 854 g  Initial temperature = 23.5 °C  Final temperature = 85.0 °C  To…

Q: An unknown hot metal at 122.41°C with a mass of 53.37g was mixed with 28.15g of water at an initial…

A: We have to calculate the  specific heat of the unknown metal.

Q: A 25.0 g mold made of an alloy absorbed 250 J of heat as its temperature changed from 25 °C to 78…

A: Given information is as follows; Mass (m) of gold = 25.0 g      Heat absorbed (q) = + 250 J Initial…

Q: What is the specific heat of a metal which requires 175 joules for 5.75 grams to be heated from…

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Q: 2. A 25.0 g bold made of an alloy absorbed 250 J of heat as its temperature changed from 25.0 °C to…

A: Applying formula Q= mc∆t

Q: How much energy, in J, is required to raise the temperature of 1 kg of water from 37oC to 39.5oC?…

A: Given, The energy, in J, is required to raise the temperature of 1 kg of water from 37oC to 39.5oC…

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: What is the specific heat of a substance that requires 2531 J to raise the temperature of a 250.0…

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Q: A sheet of gold weighing 10.6 g and at a temperature of 15.3°C is placed flat on a sheet of iron…

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Q: A 237 g sample of molybdenum metal is heated to 100.1 °C and then dropped into an insulated cup…

A: mass of Molybdenum = MMo = 237 gInitial Temperature of Molybdenum =TMo = 100.1°Cmass of water = Mw =…

Q: Calculate the specific heat of water if 188.3 J is required to raise the temperature of 3.000 g of…

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Q: 2) A piece of unknown solid substance weighs 437.2 g, and requires 8460 J to increase its…

A: Given that: Mass of the substance, m  = 437.2 g Initial temperature, Ti = 19.3 oC Final temperature,…

Q: A hot lump of 37.137.1 g of iron at an initial temperature of 95.6 °C95.6 °C is placed in 50.0 mL…

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