A 1.22-kg piece of iron at 126.5 °C is dropped into 981 g water at 22.1 °C. The temperature rises to 34.4 °C. Determine the specific heat of iron, in J g^-1 °C^-1  .

Q: A sample of metal weighing 9.323 g was heated to 99.15 °C. It was then placed in a calorimeter…

A: Given data, The mass of water = 35.5 g The mass of metal = 9.323 g The initial temperature of  H2O =…

Q: In the laboratory a student finds that it takes 710 Joules to increase the temperature of 10.7 grams…

A: Given :-  Mass of water = 10.7 g  Initial temperature = 22.0°C  Final temperature = 39.2°C  Heat…

Q: 450 Joules of energy were requiri d to raise the temperature of a 10.0g sample of aluminum from 25 C…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 182.0 mg sample…

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Q: In the laboratory a student finds that it takes 88.1 Joules to increase the temperature of 14.5…

A: The amount of heat required to raise the temperature of a substance by one degree Celsius is called…

Q: How much heat is needed to raise the temperature of 100.0 g of water from 30.0°C to 100.0°C?

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: the laboratory a student finds that it takes 29.3 Joules to increase the temperature of 13.1 grams…

A: Given -> ∆H= 29.3 joule Weight (m) = 13.1 gm T1=20.0°C  T2= 37.9°C

Q: A piece of a mysterious metal has a mass of 455g. It was determined that its heat capacity is 34.3…

A: The heat capacity of a given substance is defined as the amount to heat required to raise the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 446.0 mg sample…

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Q: The temperature of a 35.1 g sample of iron increases from 245 °C to 318 °C. If the specific heat of…

A: Given :-  mass of iron = 35.1 g  initial temperature = 24.5 °C  final temperature = 31.8°C  specific…

Q: In the laboratory a student finds that it takes 921 Joules to increase the temperature of 13.8 grams…

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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: A chemist carefully measures the amount of heat needed to raise the temperature of a 196.0 g sample…

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Q: Volume of Water(mL)=100mL Initial temp of water (C)= 21 C degrees Mass of metal(g)=2.9grams Final…

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Q: In the laboratory a student finds that it takes 204 Joules to increase the temperature of 12.9 grams…

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Q: In the laboratory a student finds that it takes 79.6 Joules to increase the temperature of 14.8…

A: The specific heat capacity of copper (C) can be calculated using equation (1). In this equation, m…

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: The specific heat capacities for several substances are shown in the table. Substance Specific Heat…

A: Specific Heat Capacity is the amount of heat required to change the temperature of a unit mass…

Q: 21. The temperature of the cooling water as it leaves the hot engine of an automobile is 240 °F.…

A: The amount of heat transfer can be calculated by using the following formula: The relaion between…

Q: A piece of silver with a mass 348 g has a heat capacity of 82.5 JPC. What is the specific heat of…

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

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 student heats 61.27 grams of silver to 97.71 °C and then drops it into a cup containing 82.16…

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Q: The specific heat capacities for several substances are shown in the table. Substance Specific Heat…

A: Given :-  Substance          specific heat (J/g°C)  Iron                        0.45 Air…

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.…

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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: In the laboratory a student finds that it takes 666 Joules to increase the temperature of 10.7 grams…

A: The heat required (q) to raise the temperature of 'm' g of a substance is given as: q=mc∆Twhere, c…

Q: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

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Q: A 24.0 g sample of iron was heated from 0°C to 35.0°C. It absorbed 4087.4 J of energy as heat. What…

A: Consider the given equation as; Q = M C dT                          .......(1) Consider the given…

Q: A fuel was used to heat water in a calorimetry experiment. When butane was burnt, 96070.0 J of heat…

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Q: A 25-gram metal ball is heated 200 °C with 2330 Joules of energy. What is the specific heat of the…

A: Let specific heat of metal = s J/g.oC Heat absorbed, q = ms∆T                       2330 = 25 x s x…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 794.0 g sample…

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Q: 1. A 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and is temperature changes from…

A: Since you have posted multiple questions, we will solve only the first question for you according to…

Q: A metal object with mass of 20.9 g is heated to 97.0 °C and then transferred to an insulated…

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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: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

A:

Q: A 138.9 g sample of an unknown metal at a temperature of 99.1 °C is added to 44.72 g of water at a…

A: Q = mC∆T

Q: Assume that the kinectic energy of a 1400-kg car moving at 115 km/h could be converted entirely into…

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Q: A block of aluminum weighing 140 g is cooled from 98.4°C to 62.2°C with the release of 1080 joules…

A: Recall the following relation according to law of calorimetry amount of heat…

Q: If 1495 J of heat is needed to raise the temperature of a 357 g sample of a metal from 55.0°C to…

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Q: In the laboratory a student determines the specific heat of a metal. He heats 18.4 grams of…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 506.0 g sample…

A: Given  Mass (m)= 506.0 g  Initial temperature (Ti) = -2.4 °C Final temperature (Tf) = 21.6 °C Heat…

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: A 110.-g sample of copper (specific heat capacity = 0.20 J/°C g) is heated to 82.4°C and then placed…

A: Given : Mass of copper = 110 g Specific heat capacity of copper = 0.20 J/°C.g Initial temperature of…

Q: A piece of solid substance weights 4.0 g, and requires 150 J to increase its temperature from 30.0…

A: The certain heat energy amount that is applicable in the enhancement of substance's temperature per…

Q: In the laboratory a student finds that it takes 706 Joules to increase the temperature of 13.3 grams…

A: The mass of water is = 13.3 g The increase in the temperature of the water is = (36.4-23.0)oC =…

Q: In the laboratory a student finds that it takes 17.9 Joules to increase the temperature of 10.3…

A: The heat amount basically gets utilized for enhancing any substance's temperature containing 1 g…

Q: An object that has a mass of 75 g is heated from 50°C to 93°C. If it takes 3000 J for the…

A: Given: Mass of object = 75 g Initial temperature = 50°C Final temperature = 93°C Heat required =…

Q: How much heat is absorbed by 80.0 g of iron (Fe) when its temperature is raised from 250C to 5000C?…

A: Given: The specific heat of iron = 0.444J/g.oC Mass of iron = 80.0 g Rise in temperature = (500 -…