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A 29.3 g piece of metal is heated to 97 degree C and dropped into a...
9. A 48.8 g piece of an unknown metal was heated to 99.8°C, then dropped into...
9. A 48.8 g piece of an unknown metal was heated to 99.8°C, then dropped into a coffee cup calorimeter containing 40.0 g of water at 26.3°C The temperature of the water increased to 30.2°C. How much heat flowed into the water? What is the specific heat of the unknown metal?
An unknown metal sample of 54 g at 108°C is dropped into a calorimeter cup containing...
An unknown metal sample of 54 g at 108°C is dropped into a calorimeter cup containing 190 g of 2. water at 20.3°c. After equilibrium is reached, the temperature of water is increased to 24.6°C. What is the specific heat of this metal? identify the metal by looking up the specific heat table. (Specific heat of water is 4186 J/kg.°C and heat capacity of the calorimeter is 125 J/oC)
200 g of an unknown metal powder at Thot = 72°C are dropped into a negligible...
200 g of an unknown metal powder at Thot = 72°C are dropped into a negligible heat capacity calorimeter containing 150 g of water at 16°C. The final equilibrium temperature is measured to be 36.6°C. 1. Calculate the specific heat of the metal powder c. c = J/kg-°C 2. Identify the metal from the list below. Water Beryllium Aluminum Silicon Iron Copper Silver Gold Lead 3. Using the data table, calculate the specific heat per mole Cmolar of each pure...
A 42.1 g piece of metal was heated to 95.4°C and then dropped into a beaker...
A 42.1 g piece of metal was heated to 95.4°C and then dropped into a beaker containing 42.0 g of water at 23.00°C. When the water and metal come to thermal equilibrium, the temperature is 32.10°C. What is the specific heat capacity of the metal? The specific heat capacity of the water is 4.184 J/(g-K). 0.387 J/(g-K) 0.600 J/(g-K) 0.488 J/(g-K) 0.720 J/(g-K) 0.980 J/(g-K) Previous Page Next Page Page 22 of 24 Submit Quiz 0 of 24 questions saved
1 A173.0g lead ball at 155°C is dropped into a calorimeter cup containing 210 g of...
1 A173.0g lead ball at 155°C is dropped into a calorimeter cup containing 210 g of water at 16.0°c. After equilibrium is reached, the temperature of water is increased to 18.2°C. What is the heat capacity of calorimeter? Assume that calorimeter and water are initially at the same temperature. (Specific heat of water is 4186 J/kg. C and specific heat of lead is 128 J/kg.C) 2. An unknown metal sample of 54 g at 108°C is dropped into a calorimeter...
A piece of copper metal is initially at 83.0°C. It is dropped into a coffee cup...
A piece of copper metal is initially at 83.0°C. It is dropped into a coffee cup calorimeter containing 30.0 9 of water at a temperature of 10.0°c. After stirring, the final temperature of both copper and water is 25.0°c. Assuming no heat losses, and that the specific heat (capacity) of water is 4.18 J/(g.), what is the heat capacity of the copper in J/K?
A 95.0g piece of metal (with a specific heat of 1.55 J/g°C) is heated to 375°C...
A 95.0g piece of metal (with a specific heat of 1.55 J/g°C) is
heated to 375°C and then placed into a calorimeter, which contains
60.0g of ice in equilibrium with 40.0g of liquid water. How many
grams of ice will melt in this process? A) 7.3, B) 16.6, C) 34.2,
D) 22.9, or E) 52.4. [The key says the answer is B]. Please show all work. Thank
you!
9. A 95.0 g piece of metal (with a specific heat of...
2. DANS A piece of unknown metal weighs 100.0 g. It is heated to 98.0°C before...
2. DANS A piece of unknown metal weighs 100.0 g. It is heated to 98.0°C before it was dropped into a calorimeter containing 50.0 g of water at 22.0°C. The final temperature was observed to be 26.4'C. Calculate the specific heat capacity of the metal. Type your answer
please help me. Thanks A piece of copper metal weighing 36.3 g is initially at 100.0...
please help me. Thanks
A piece of copper metal weighing 36.3 g is initially at 100.0 degree C. It is dropped into a coffee cup calorimeter containing 50.0 g of water at a temperature of 20.0 degree C. After stirring, the final temperature of both copper and water is 25.0 degree C. Assuming no heat losses, an that the specific heat capacity of water is 4.184 J/g degreeC, what is the specific heat capacity of the copper in J/g degreeC?
In an experiment, 26.0 g of metal was heated to 98.0°C and then quickly transferred to...
In an experiment, 26.0 g of metal was heated to 98.0°C and then quickly transferred to 150.0 g of water in a calorimeter. The initial temperature of the water was 26.0°C, and the final temperature after the addition of the metal was 32.5°C. Assume the calorimeter behaves ideally and does not absorb or release heat. What is the value of the specific heat capacity (in J/g•°C) of the metal?
9. A 48.8 g piece of an unknown metal was heated to 99.8°C, then dropped into a coffee cup calorimeter containing 40.0 g of water at 26.3°C The temperature of the water increased to 30.2°C. How much heat flowed into the water? What is the specific heat of the unknown metal?
An unknown metal sample of 54 g at 108°C is dropped into a calorimeter cup containing 190 g of 2. water at 20.3°c. After equilibrium is reached, the temperature of water is increased to 24.6°C. What is the specific heat of this metal? identify the metal by looking up the specific heat table. (Specific heat of water is 4186 J/kg.°C and heat capacity of the calorimeter is 125 J/oC)
A 42.1 g piece of metal was heated to 95.4°C and then dropped into a beaker containing 42.0 g of water at 23.00°C. When the water and metal come to thermal equilibrium, the temperature is 32.10°C. What is the specific heat capacity of the metal? The specific heat capacity of the water is 4.184 J/(g-K). 0.387 J/(g-K) 0.600 J/(g-K) 0.488 J/(g-K) 0.720 J/(g-K) 0.980 J/(g-K) Previous Page Next Page Page 22 of 24 Submit Quiz 0 of 24 questions saved
1 A173.0g lead ball at 155°C is dropped into a calorimeter cup containing 210 g of water at 16.0°c. After equilibrium is reached, the temperature of water is increased to 18.2°C. What is the heat capacity of calorimeter? Assume that calorimeter and water are initially at the same temperature. (Specific heat of water is 4186 J/kg. C and specific heat of lead is 128 J/kg.C) 2. An unknown metal sample of 54 g at 108°C is dropped into a calorimeter...
A piece of copper metal is initially at 83.0°C. It is dropped into a coffee cup calorimeter containing 30.0 9 of water at a temperature of 10.0°c. After stirring, the final temperature of both copper and water is 25.0°c. Assuming no heat losses, and that the specific heat (capacity) of water is 4.18 J/(g.), what is the heat capacity of the copper in J/K?
A 95.0g piece of metal (with a specific heat of 1.55 J/g°C) is
heated to 375°C and then placed into a calorimeter, which contains
60.0g of ice in equilibrium with 40.0g of liquid water. How many
grams of ice will melt in this process? A) 7.3, B) 16.6, C) 34.2,
D) 22.9, or E) 52.4. [The key says the answer is B]. Please show all work. Thank
you!
9. A 95.0 g piece of metal (with a specific heat of...
2. DANS A piece of unknown metal weighs 100.0 g. It is heated to 98.0°C before it was dropped into a calorimeter containing 50.0 g of water at 22.0°C. The final temperature was observed to be 26.4'C. Calculate the specific heat capacity of the metal. Type your answer
please help me. Thanks
A piece of copper metal weighing 36.3 g is initially at 100.0 degree C. It is dropped into a coffee cup calorimeter containing 50.0 g of water at a temperature of 20.0 degree C. After stirring, the final temperature of both copper and water is 25.0 degree C. Assuming no heat losses, an that the specific heat capacity of water is 4.184 J/g degreeC, what is the specific heat capacity of the copper in J/g degreeC?
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