A metal object with a mass of 19 g is heated to 96°C and is transferred to a calorimeter containing 75 g of water at 18 °C.  The water and metal object reach a final temperature of 22°C.   What is the specific heat of this metal object?

Q: A 6.57 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: A 140.0 g sample of water at 25.0C is mixed with 114.0 g of a certain metal at 100.0 °C. After…

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Q: 39.0 g sample of a metal is heated to 63.0 °C and then dropped into 125.0 g of water in a…

A: Heat absorbed by the substance = m x Cs x ∆T  m = mass of substance Cs = specific heat capacity of…

Q: A  55.2 g piece of metal has a temperature of 90.4 °C before being placed into 102.5 g of water at…

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Q: 5. A piece of metal weighing 59.047 g was heated to 100.0 °C and then put it into 100.0 mL of water…

A: Mass of metal =59.047 g Mass of water = 100g ( density of water is1g/ml)

Q: In a coffee-cup calorimeter, 29.8 g sample of solid KCl is dissolved in 100.0 g of water at 15.0 °C.…

A: Heat of solution :- It is measured by the change of enthalpy during formation of solution. This can…

Q: A 10.0 g piece of metal is heated to 80.0 ° C and placed in 100 g of 23 ° C water. When the system…

A: Specific heat of metal = 0.37  J g-1 oC

Q: A 70.9-g piece of metal at 83.2 °C is placed in 98 g of water at 23 °C contained in a calorimeter.…

A: The problem is asking for the specific heat of the metal. The specific heat is the amount of heat…

Q: A piece of unknown metal with a mass of 26.4 g is heated to 92.2 C . When added to 50.00 mL of water…

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Q: What is the specific heat of a 76.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Consider the given information is as follows; Mass of unknown metal = 76.01 g Temperature change…

Q: A 65.4 g piece of metal that had been submerged in boiling water (100 °C) was quickly transferred…

A: Mass of water, m = 93.0 mL x 1gmL= 93.0 g  Specific heat of water, s = 4.184 J/g °C Change in…

Q: 50.0 grams of metal is heated to 100.0 C and then placed into a calorimeter containing 150 g of…

A: The specific heat capacity of the substance is the amount of heat energy required to raise the…

Q: A sheet of gold weighing 10.0 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

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Q: A scientist is attempting to determine the specific heat capacity of a newly discovered metal. To do…

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

Q: A metal X has a a mass of 10.0g and it was heated up to 120.0°C, it was then submerged in water that…

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Q: In a coffee-cup calorimeter, 23.8 g sample of solid KBr is dissolved in 100.0 g of water at 15.0 °C.…

A: Given mass of water = 100 g Mass of KBr = 23.8 g Molar mass of KBr = 119 g/mol specific heat (C) =…

Q: A 148.9-g sample of a metal at 74.6°C is added to 148.9 g   at 14.7°C. The temperature of the water…

A: The mass of the metal is .The initial temperature for metal is .The final temperature for metal is…

Q: 151.0-g sample of a metal at 75.0°C is added to 151.0 g H20  at 14.2°C. The temperature of the water…

A: Solution:     Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: 5) A 120.0-g piece of metal at 60.0 °C is placed in 150 g of water at 19.0 °C contained in a…

A: Calculating the heat released or absorbed for the process:            ......(1) In a system, the…

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: A 85 g rock is heated to 98.7°C and placed into 125.3 g of water originally at 30.0°C . If the final…

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Q: 8. If you add a metal piece with a temperature of 120 °C and a mass of 1.23 g to 100 g of 30 °C…

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Q: A 5.71 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Mass of unknown salt = 5.71 gMolar mass of unknown salt = 116.82 g/molAmount of water = 150.00…

Q: Given that 154.81 g of solution increased in temperature by 4.82 °C, how much heat, in J, was gained…

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Q: Specific Heat Capacity A 24.5-g sample of an unknown metal is heated to 97.5°C and is placed in a…

A: Given that: Mass of metal = 24.5 g  Initial temperature of metal = 97.5°C Mass of water = 164 g…

Q: What is the specific heat of a 72.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given data is  mass of sample = 72.01 g Temperature = 45.2 oC Heat absorbed = 1870 J Formula used…

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: In a calorimetric analysis, 2.42 g of potassium chloride is weighed. The heat of solution of this…

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Q: The temperature of an object increases by 39.4 °C when it absorbs 3715 J of heat. Calculate the heat…

A: Given, Mass of the object (m) = 393 g Change in temperature (∆T) = 39.4 °C  Heat absorbed (Q) = 3715…

Q: A 22.0 g sample of pure iron at 85 °C is dropped into 73 g of water at 20. °C. What is the final…

A: Mass of pure iron sample = 22.0 g Initial temperature of pure iron sample = 85o C  Mass of water =…

Q: A metal object with mass of 24.9 g is heated to 97.0 ∘C and then transferred to an insulated…

A: Heat = mass of substance X specific heat X temperature change

Q: A metal object with mass of 20.5 g is heated to and then transferred to an insulated container…

A: when we mix to object then it grow from high temperature too low temperature . so apply principle of…

Q: A piece of unknown metal with a mass of 15.24 g is heated in boiling water to 96.17°C and then…

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Q: 4. A 505 gram piece of copper tubing is heated to 99.0 °C and placed in an insulated vessel…

A: Heat capacity: The amount of heat required to increase the temperature of a substance by one-degree…

Q: A 45.90 g sample of pure copper is heated in a test tube to 99.40°C. The copper sample is then…

A: The amount of heat transferred in a thermodynamic system is calculated as follows,…

Q: A sheet of gold weighing 10.0 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

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Q: A hot 105.9 g lump of an unknown substance initially at 154.0 °C is placed in 35.0 mL of water…

A: The objective of the question is to identify the unknown substance by using the principle of…

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: The temperature of the solution increases from 21.3 °C to 38.2 °C. 0.468 g Mg reacting0.0193 mol Mg…

A: The objective of the question is to calculate the quantity of heat released in a chemical reaction.…

Q: 33.79 g of a solid is heated to 100.°C and added to 50.0 g of water in a coffee cup calorimeter and…

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