1. A pure gold ring and pure silver ring have a total mass of 13.0 g. The two rings are heated to 62 4 "C and dropped into 15.2 mL of water at 23.1 "C. The final temperature of the water is 24.7 "C. What is the mass of the gold ring? (specific heat for gold is 0.128 J/g•°C, specific heat for silver is 0.237 J/g• C)

Q: When 25.0 g of zine absorbs 140 J of heat energy, what is the change in temperature of the metal?…

A: Given,  The change in temperature of a metal is: when 25.0 g of zinc absorbs 140 J of heat energy,…

Q: A 45.0 g sample of copper's temperature changes from 76.0 °C to 6.0 °C. The specific heat capacity…

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Q: An 8.29 g sample of calcium carbonate \ CaCO 3 (s)\ absorbs 50.3J of heat, upon which the…

A: The heat content of any substance can be expressed in terms of heat capacity or specific heat. Heat…

Q: A 5.1 g sample of water starting at 58.2°C loses 441 J of energy in the form of heat. What is the…

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Q: A sample substance weighing 2.85 grams displaces 15 Ml of water with an initial temperature of…

A: We will solve this question using calorimeter calculations.

Q: A piece of silver, with specific heat capacity of 0.235 J/(g.°C), is added to an insulated container…

A: Given: The specific heat of water, (cH2O) =4.184 J(g. 0C). The specific heat of silver, (cAg) =…

Q: A 35.0-g sample of water at 25°C is mixed with 45.0 g of water at 88°C. Calculate the final…

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Q: solid, or to measure the energy of a solution phase reaction. A student heats 65.30 grams of gold to…

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Q: A 40.5 g silver spoon at 17.7°C is placed in a cup of coffee at 89.3°C. How much heat does the spoon…

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Q: A sample of iron was heated to 112.0 °C, then placed into 260 g of water at 22.8 °C. The temperature…

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Q: Heated bricks or blocks of iron were used long ago to warm beds.  A 1.49-kg block of iron heated to…

A: Given, mass of iron block =1.49 kg =1.49×103 ginitial temperature Ti =155 °Cfinal temperature Tf =22…

Q: An 87.0-g piece of iron whose temperature is 73.8 °C (347.0 K) is placed in a beaker containing 300…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: The specific heat for iron is 0.444 J/g Celsius . What is the final temperature of a 41.4 g sample…

A:

Q: The table lists the specific heat values of several substances. Substance Specific heat (cal/g.°C)…

A: Heat energy is given by q = m * C * ΔT where q = heat energy m = mass of the substance C = specific…

Q: At 100 ° C, 100 grams of X metal is put in 140 mL of water at 25 ° C (specific temperature: 4.184 J…

A: According to thermodynamics, the heat lost by the hot body is equal to the heat gained by the cold…

Q: A 79-g piece of iron metal at 54.0 °C is placed in 29 g of water at 26.0 °C. Part A All the heat…

A: Given, mass of iron metal =79 ginitial temperature of iron =54.0°Cmass of water =26.0 °Cfinal…

Q: A 44.3 g sample of water at 100.00 °C (specific heat of water = 4.184J/g.°C) was placed in an…

A:

Q: rial typically used to heat metal radiators is water. If a 5°C, what mass of water was needed to…

A: Given data set: Specific heat of water = 4.184 J/g C Change in Temperature = 79.5 °C We need to…

Q: When 116.0 mL of water at 26.0°C is mixed with 46.0 mL of water at 85.0°C, what is the final…

A: As per "Principle of Calorimetry", when any hot body gets mixed with cold body then the cold body…

Q: In a coffee cup calorimeter, 15.0 g sample of nickel metal is heated to exactly100 °C and dropped…

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Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

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Q: A 29.8 g sample of water at 4.7 C is mixed with 52.5 g of water at 74.8 C. Calculate the final…

A: Given data,Mass of water(1)=29.8gTemperature(T1)=4.7oCMass of…

Q: A 35.0-g sample of water at 25°C is mixed with 45.0 g of water at 88°C. Calculate the final…

A: Calculate for the final temperature of the mixture see step-2 for further Calculation and concept…

Q: You want to quickly set up a temporary water bath in your lab with a volume of 10.0 L and a…

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Q: How many milliliters of water at 3.16°C with a density of 1.00 g/mL must be mixed with 180 mL (about…

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Q: Suppose you heat a metal object with a mass of 31.8 g to 96.8 °C and transfer it to a calorimeter…

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Q: A 19.85 g sample of an unknown substance is heated from 25°C to 125°C using 1750 J of heat. What is…

A: The specific heat required to raise the temperature of a substance is given as:

Q: A chunk of lead at 91.7°C was added to 400.0 g of water at 15.5°C. The specific heat of lead is…

A: Just apply  Heat given = Heat taken

Q: Mass of iron 64.8973 g Mass of water 61.9272 g Initial temperature of iron (boiling water Tm) 98.0…

A: Given: Mass of iron = 64.8973 g Mass of water = 61.9272 g Initial temperature of Iron (Boiling…

Q: . A 225-g sample of aluminium was heated to 125.5 °C, then place into 500.0 g water at 22.5 °C.…

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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: In a coffee cup calorimeter, 15.0 g sample of nickel metal is heated to exactly 100 °C and dropped…

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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: 1.3. A copper cylinder has a mass of 65.5 g and a specific heat of 0.092 cal/g.°C. It is heated to…

A: Answer 1.3 mass of copper cylinder = 65.5 g specific heat of copper cylinder = 0.092 cal/g.0C…

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: We can use the formula : q=ms∆t We are Given: ∆T for water = 34.00-24.30 = 9.70 oC ∆T for metal =…

Q: A calorimeter holds 50 g water at 29.0°C. A sample of hot iron is added to the water, and the final…

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Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

A: according to principle of calorimetry  heat lost by one system = heat gained by other system

Q: The table lists the specific heat values of several substances. Substance Specific heat (cal/g. C)…

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

Q: Ices] A 21.0 g sample of pure iron at 85 °C is dropped into 66 g of water at 20. °C. What is the…

A: The given problem can be solved by using the formula given below as; mironCiron∆T = mwaterCwater∆T…

Q: You want to quickly set up a temporary water bath in your lab with a volume of 10.0 L and a…

A: Given: Initial Temperature of hot water = 56.1 °C Initial Temperature of cold water = 22.0 °C…

Q: An 80.0 g sample of metal, initially at 96.0°C, is placed into 150. g of water initially at 26.0°C…

A: The unknown metal is initially at a higher temperature, so it will lose heat on being dropped into…

Q: In a simple calorimeter, a piece of metal weighing 48.67 g was heated to 120.0 °C and then put it…

A:

Q: he freezing point of mercury is -38.8°C. What quantity of energy, in joules, is released to the…

A: The density of liquid mercury =13.6 g/cm3. The mass of mercury = 1.00 mL × 13.6 = 13.6 g Hg.

Q: 12. A ring with a mass of 25.5 g appears to be pure silver. Rather than test for density, you can…

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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 9.323 g sample of metal at 99.15 °C was placed in a calorimeter containing 35.5 g of wate 19.42…

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Q: A 475-g sample of water absorbs 25.1 kJ of heat. If the initial temperature of water is 19.0oC, what…

A: Given: Mass of water sample(m) = 475 g Heat(q) = 25.1 KJ  OR  25100 J Initial temp. (T1) = 19°C…

Q: A sample of 175°C copper is placed into a beaker with 100 grams of 25°C water. Which sample of…

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Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

A: