5.85 A 44.0-g sample of an unknown metal at 99.0°C wasplaced in a constant-pressure calorimeter containing80.0 g of water at 24.0°C. The final temperature of thesystem was found to be 28.4°C. Calculate the specificheat of the metal. (The heat capacity of the calorimeteris 12.4 J/°C.)

Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 81.2 °C is placed into 500.0 g of…

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Q: In an experiment, 74.3g of copper was heated to 100.0 degrees C and then quickly dropped into 200.0…

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Q: A 20.0 g block of iron (molar heat capacity 25.1 J/mol °C) at 83.4 °C is placed into 200.0 g of…

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Q: If 500 grams of solid iron (Fe) at 100oC is placed in a calorimeter filled with 1000.0 grams of…

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Q: A 22.2-g sample of an alloy at 93.00°C is placed into 50.0 g of water at 22.00°C in an insulated…

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Q: a 30.0 g sample of chromium is heated to 100.0°C in a boiling water bath. the sample is added to a…

A: From law of conservation of energy,heat gained by cold body = heat lost by heat body        MCr =…

Q: calorimeter with the heat capacity of 36.50 kJ/C. During the combustion the temperature of the water…

A: Heat capacity(C) = 36.5 kJ/C □T = 3.87 °C Heat (q) = C.□T  = 36.5  × 3.87   = 141.26 KJ

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Q: .37 A calorimeter contained 75.0 g of water at 16.95°C. A 93.3-g sample of iron at 65.58°C was…

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Q: 7. A 10.0 g sample of a metal is heated to 75.0 °C and then added to 20.0 g of water at 22.7 °C in…

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Q: a chemist uses 200.0 mL of water at 21.01 degrees celcius to dissolve 3.7 grams of potassium…

A: We were provided with 200.0 mL of water at 21.01 degrees celcius to dissolve 3.7 grams of potassium…

Q: 5) When 45.0mL of 1.20M sulfuric acid (H2SO4) are added to 130.0mL of 1.00M sodium hydroxide, the…

A: 5. Given:…

Q: A 37.2 g sample of zinc is heated to 124oC. It is then placed in a coffee cup calorimeter containing…

A: Mass of sample of Zinc = MZn = 37.2 g Specific heat of zinc = cZn = 0.387 J/(g oC)  Temperature of…

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Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 47.2 °C is placed into 500.0 g of…

A: We have to calculate the temperature change for the Copper block.

Q: A student combusted a certain quantity of methane gas in a calorimeter. The literature indicates the…

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Q: 60 g of 95°C espresso coffee was mixed with 185 g of 70°C milk. What is the final temperature of the…

A: Given, For coffee Mass of coffee (mcoffee) = 60 g Specific heat capacity of coffee (scoffee) = 4.19…

Q: heated to 89.5°C and placed in a calorimeter containing 159 g of water at 22.8°C.  If the heat…

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Q: When 0.503 g of Zn(s) is combined with enough HCl to make 50.0 ml of solution in a coffee cup…

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Q: Part C at A piece of metal weighing 5.50 g at a temperature of 47.8 °C was placed in a calorimeter…

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Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 49.2 °C is placed into 500.0 g of…

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Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 59.8 °C is placed into 500.0 g of…

A: Given data is as follows: The mass of copper = 25.0 g The specific heat capacity of copper = 0.380…

Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 44.6 °C is placed into 500.0 g of…

A: We have to calculate the change in temperature for metal block.

Q: A calorimeter contained 83.0 g of water at 15.43°C. A 165-g sample of iron at 64.80°C was placed in…

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Q: A 24.0 g sample of granite at 100.0 °C was added to 100.0 g of water at 25 °C, and the temperature…

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Q: Oliver heated a tungsten cylinder weighing 56.382 g in a hot water bath. While that was heating, he…

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Q: A 2.62E1 g sample of aluminum at 1.008E2 °C is added to 1.002E2 g of water at 2.22E1 °C in a…

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Q: A 1.0 g sample of octane is burned in a bomb calorimeter that contains 1200 mL of water with an…

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Q: 2.75 g Pb(NO3)2 is added to excess Na2SO4 in a coffee cup calorimeter. The temperature changes from…

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Q: A student measures the following data regarding the heat of fusion of ice: 25.3 g ice at 0.0°C is…

A: Answer: This question is based on conservation of energy where energy gained by ice will be equal to…

Q: A 60.86-g stainless steel ball bearing at 115.81°C is placed in a constant-pressure calorimeter…

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Q: Unit 10 Q#17 When a 25.0 g sample of ethyl alcohol is burned, how much energy is released as heat?…

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Q: A 24.0 g sample of an unknown metal at 99.0 °C was placed in a constant-pressure calorimeter…

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Q: piece of metal weighing 45.0 g was heated to 95.0oC, and the hot metal was added to 50.0 g of cold…

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Q: A 307-g sample of an unknown mineral was heated to 98/1°C and placed into a calorimeter containing…

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Q: You have a constant pressure calorimeter filled with 256.328 g of water at 21.3C. A 93.310g piece of…

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Q: A cubic piece of platinum metal (specific heat capacity = 0.1256 J/°C･g) at 200.0°C is dropped into…

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Q: When a 13.3 g sample of NaOH(s) dissolves in 349.0 mL water in a coffee cup calorimeter, the…

A: Given mass of NaOH = 13.3 g T1 = 20.6 deg c T2= 30.4 deg c

Q: A 35.987 g silver cube is heated to 99.5 °C and placed into a beaker containing 100.0 g of water. If…

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