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A student places 59.13 g of unknown metal at 100.5° C into 97.07 g of water...
2. A student places 59.13 g of unknown metal at 100.5°C into 97.07 g of water...
2. A student places 59.13 g of unknown metal at 100.5°C into 97.07 g of water at 28.5°C. The entire system reaches a uniform temperature at 29.7°C. Calculate the specific heat of the metal.
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density...
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
iF A Student places 1.38g of unknown metal at 99.6 C into 60.50g of water 22.1 C
iF A Student places 1.38g of unknown metal at 99.6 C into 60.50g of water 22.1 C. The entire system reaches a uniform temperature at 31.6 c Calculate the specific heat of the metal but the acutal specific heat of the metal. IF the actual specific heat of the metal is 0.25 j/g xC calculate the percentage error.
subject: calorimetry Post Laboratory Questions 1. A student places 138 g of an unknown metal at...
subject: calorimetry
Post Laboratory Questions 1. A student places 138 g of an unknown metal at 99.9°C into 60.00 g of water at 22.2 °C. The entire system reaches a uniform temperature of 31.5 °C. Calculate the specific heat capacity of the metal. 2. If the correct specific heat of the metal in problem 1 is 0.25 J/gºC, calculate the percent crror. 3. While transferring the piece of unknown metal to the calorimeter, the student dropped the metal into the...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T 23.76°C and T 26.18°C. and qse (Assume C 21.0 J°C.) a. Calculate cal b. Calculate qnetal Calculate cmetal d. Calculate the molar mass for the...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry experiment. The student heats 250 g of the unknown metal to a temperature of 38 C. They then place the metal into a calorimeter which contains 100 g of water at 21°C. The maximum temperature of the water rises to 27°C. a) What is the heat gained by the water in the calorimeter? Specific heat of water is 4.18 J/g'C. (5 points) b) What...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in a coffee cup with exactly 50.0 grams of water. The initial temperature of the metal was 99.5 °C and the initial temperature of the water in the cup was 22.5 °C. If the final temp of the system was 31.8 °C what is the specific heat of the metal? 2. If the actual specific heat for the metal in question 1 is 1.35 J/g.°C,...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in a coffee cup with exactly 50.0 grams of water. The initial temperature of the metal was 99.5 °C and the initial temperature of the water in the cup was 22.5 °C. If the final temp of the system was 31.8 °C what is the specific heat of the metal? 2. If the actual specific heat for the metal in question 1 is 1.35 J/g.°C,...
The specific heat capacity of an unknown metal is to be found using calorimetry. A 35.0g...
The specific heat capacity of an unknown metal is to be found using calorimetry. A 35.0g sample of the metal is placed into a boiling water bath at a temperature of 100.0ºC. In the calorimeter lies 101.1g of water at a temperature of 22.1ºC. After thorough heating of the metal, it is transferred to the calorimeter. The final temperature of the metal/water system is 22.9ºC. Calculate the specific heat capacity of the 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)
2. A student places 59.13 g of unknown metal at 100.5°C into 97.07 g of water at 28.5°C. The entire system reaches a uniform temperature at 29.7°C. Calculate the specific heat of the metal.
Table 1. Selected Properties of Some Metals Atomic Mass Specific Heat (J/g°C) Color or Metal Density (g/mol) Appearance Magnesium 24.31 1.02 Shiny gray metallic 1.738 g/cm Aluminum 26.98 0.90 Silvery gray metallic 2.70 g/cm Nickel 58.69 0.44 Silver, gold tinge metallic 8.908 g/cm Copper 63.55 0.38 Lustrous red-orange 8.96 g/cm Zinc 65.38 0.51 Silver-gray metallic 7.14 g/cm 107.87 Shiny white metallic 10.49 g/cm Silver 0.24 Gold 196.87 0.13 Metallic yellow 19.30 g/cm 9.78 g/cm 0.12 Lustrous brownish silver Bismuth 208.98...
subject: calorimetry
Post Laboratory Questions 1. A student places 138 g of an unknown metal at 99.9°C into 60.00 g of water at 22.2 °C. The entire system reaches a uniform temperature of 31.5 °C. Calculate the specific heat capacity of the metal. 2. If the correct specific heat of the metal in problem 1 is 0.25 J/gºC, calculate the percent crror. 3. While transferring the piece of unknown metal to the calorimeter, the student dropped the metal into the...
3. A 32.520 g piece of unknown metal was heated in a hot water bath at 99.80°C. The hot metal was then transferred to a coffee-cup calorimeter containing 100.0 mL of water. Time-Temperature data was collected and plotted. From the plot, the initial and final tem- peratures for the water were determined to be T 23.76°C and T 26.18°C. and qse (Assume C 21.0 J°C.) a. Calculate cal b. Calculate qnetal Calculate cmetal d. Calculate the molar mass for the...
37) A student attempts to determine the specific heat of a metal by conducting a calorimetry experiment. The student heats 250 g of the unknown metal to a temperature of 38 C. They then place the metal into a calorimeter which contains 100 g of water at 21°C. The maximum temperature of the water rises to 27°C. a) What is the heat gained by the water in the calorimeter? Specific heat of water is 4.18 J/g'C. (5 points) b) What...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in a coffee cup with exactly 50.0 grams of water. The initial temperature of the metal was 99.5 °C and the initial temperature of the water in the cup was 22.5 °C. If the final temp of the system was 31.8 °C what is the specific heat of the metal? 2. If the actual specific heat for the metal in question 1 is 1.35 J/g.°C,...
Prelab: Exp 2 Calorimetry Name: Locker # 1. A student placed 25.421 g of metal in a coffee cup with exactly 50.0 grams of water. The initial temperature of the metal was 99.5 °C and the initial temperature of the water in the cup was 22.5 °C. If the final temp of the system was 31.8 °C what is the specific heat of the metal? 2. If the actual specific heat for the metal in question 1 is 1.35 J/g.°C,...
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)
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