A block of aluminum at a temperature of T1 = 31.5 degrees C has a mass...
A block of aluminum at a temperature of T1 = 31.5 degrees C has a mass of m1 = 14 kg. It is brought into contact with another block of aluminum with a mass of m2 = 0.5m1, at a temperature of T2 = 15 degrees C. This aluminum has a heat capacity of c = 899 J/kg K.
b. What is the temperature in degrees C?
c. What was the heat transfer to block 1, in joules?
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A block of aluminum at a temperature of T1 = 31.5 degrees C has
a mass...
3. A 60.0 g block of iron that has an initial temperature of 250. "C and 60.0 g block of gold that has an initial te...
3. A 60.0 g block of iron that has an initial temperature of 250. "C and 60.0 g block of gold that has an initial temperature of 45.0°C are brought into contact with one another. Assuming no heat is lost to the surroundings, what will be the temperature when the two metals reach thermal equilibrium? The specific heat capacity of iron +0.449 J/g C and gold -0.128 J/g °C.
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An aluminum block weighing 32 kg initially at 140°C is brought into contact with a block...
An aluminum block weighing 32 kg initially at 140°C is brought into contact with a block of iron weighing 44 kg at 60°C in an insulated enclosure. Determine the final equilibrium temperature and the total entropy change for this process. The specific heat of aluminum at 400 K is Cp0.949 kJ/kg.K. The specific heat of iron at room temperature is Cp=0.45 kJ/kg.K. The final equilibrium temperature is 108,35 K. The total entropy change for this process is 397 kJ/K
An aluminum block of mass 500 g is heated to a temperature of 150 C and...
An aluminum block of mass 500 g is heated to a temperature of 150 C and droped into a cup of water of mass 1500 g. The heat capacity of the cup is 100 cal/K. Assuming that the initial temperature of the cup and water is 20 C, find the final temperature of the system after it reaches thermal equilibrium.
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One piece of silver jewelry, at T1= 985.8°C, has three times the mass of another piece (3m1= m2) at TI= 120.0 °C. Both are placed in a calorimeter of negligible heat capacity. What is the final temperature inside the calorimeter (C = 0.233 J/g°C)?
Problem 7.30 You place into an insulated container a 1.8 kg block of aluminum at a...
Problem 7.30 You place into an insulated container a 1.8 kg block of aluminum at a temperature of 43°C in contact with a 2.4 kg block of copper at a temperature of 18°C. The specific heat of aluminum is 0.91 J/K/g and the specific heat of copper is 0.391/K/g, what is the final temperature of the two blocks? oC the tolerance is +/-296
3. The left end of the truncated aluminum cone shown is maintained at T1 30 C,...
3. The left end of the truncated aluminum cone shown is maintained at T1 30 C, and the right end is at T280 C. The sides are insulated. What is T(x)? [T = Cix + C2, C2 = T1-(T1-T2)/(1-X1/X2)] What is q through the cone? [372 W The right end is exposed to fluid at 80 C with h = 100 W/m2-K, while the other is exposed to fluid at 30 C with h = 200 W/m2-K. What is the...
An aluminum calorimeter of mass 100g contains 250g of water at a temperature of 10C. A...
An aluminum calorimeter of mass 100g contains 250g of water at a temperature of 10C. A 50g block of an unknown material at a temperature of 100C is placed in the water. After some time the temperature of the three materials reaches equilibrium. If the block has a specific heat of 1823 J kg-1 o K-1 , what is the final temperature in C?
my work С 2 10 points An aluminum block weighing 22 kg initially at 140°C is...
my work С 2 10 points An aluminum block weighing 22 kg initially at 140°C is brought into contact with a block of iron weighing 24 kg at 60°C in an insulated enclosure. Determine the final equilibrium temperature and the total entropy change for this process. The specific heat of aluminum at 400 Kis Cp = 0.949 kJ/kg.K. The specific heat of iron at room temperature is Cp = 0.45 kJ/kg.K. 01:56:29 The final equilibrium temperature is K. The total...
A silver block has a mass of 0.337 kg and is initially at a temperature of...
A silver block has a mass of 0.337 kg and is initially at a temperature of 18.4° C. How much energy must be transferred to the block as heat for it to reach a final temperature of 44.2° ;C? Use csilver =235 J/kg•K for the specific heat value of silver. -3,500 J 3,500 J -1,460 J 2,040 J -2,040 J 1,460 J
3. A 60.0 g block of iron that has an initial temperature of 250. "C and 60.0 g block of gold that has an initial temperature of 45.0°C are brought into contact with one another. Assuming no heat is lost to the surroundings, what will be the temperature when the two metals reach thermal equilibrium? The specific heat capacity of iron +0.449 J/g C and gold -0.128 J/g °C.
An aluminum block weighing 32 kg initially at 140°C is brought into contact with a block of iron weighing 44 kg at 60°C in an insulated enclosure. Determine the final equilibrium temperature and the total entropy change for this process. The specific heat of aluminum at 400 K is Cp0.949 kJ/kg.K. The specific heat of iron at room temperature is Cp=0.45 kJ/kg.K. The final equilibrium temperature is 108,35 K. The total entropy change for this process is 397 kJ/K
Problem 7.30 You place into an insulated container a 1.8 kg block of aluminum at a temperature of 43°C in contact with a 2.4 kg block of copper at a temperature of 18°C. The specific heat of aluminum is 0.91 J/K/g and the specific heat of copper is 0.391/K/g, what is the final temperature of the two blocks? oC the tolerance is +/-296
3. The left end of the truncated aluminum cone shown is maintained at T1 30 C, and the right end is at T280 C. The sides are insulated. What is T(x)? [T = Cix + C2, C2 = T1-(T1-T2)/(1-X1/X2)] What is q through the cone? [372 W The right end is exposed to fluid at 80 C with h = 100 W/m2-K, while the other is exposed to fluid at 30 C with h = 200 W/m2-K. What is the...
my work С 2 10 points An aluminum block weighing 22 kg initially at 140°C is brought into contact with a block of iron weighing 24 kg at 60°C in an insulated enclosure. Determine the final equilibrium temperature and the total entropy change for this process. The specific heat of aluminum at 400 Kis Cp = 0.949 kJ/kg.K. The specific heat of iron at room temperature is Cp = 0.45 kJ/kg.K. 01:56:29 The final equilibrium temperature is K. The total...
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