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8. An aluminum calorimeter of mass 100 gm contains...
need help solving this, show work please 7. If 100 grams of water at 90°C and...
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7. If 100 grams of water at 90°C and 40 grams of water at 10°C are mixed, what is the final temperature of the mixture? (Assume no heat lost to, or gained from the surroundings and that the specific heat of water is 1 cal/gm-°C)
Mass of the calorimeter cup = 60 gm; mass of water= 100 gm; water equivalent mass...
Mass of the calorimeter cup = 60 gm; mass of water= 100 gm; water equivalent mass of coil =2.5 gm; initial temperature of the water = 20° C; final temperature of water in cup = 41° C; total heating time = 20 minutes. Using this initial data set, complete the rest of the data sheet. Take the specific heat of the water as 1cal/gmº C and cup as 0.22 cal/gmº C. The average current and voltages are 2.75 A and...
An aluminum calorimeter with a mass of 100 g contains 250 g of water. The calorimeter...
An aluminum calorimeter with a mass of 100 g contains 250 g of water. The calorimeter and water are in thermal equilibrium at 10°C. Two metallic blocks are placed into the water. One is a 51.0-g piece of copper at 80°C. The other has a mass of 544 g and is originally at a temperature of 100°C. The entire system stabilizes at a final temperature of 20°C. (a) Determine the specific heat of the unknown sample. (J/Kg*C) (b) Using the...
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal...
A
100 g aluminum calorimeter contains 250 g of water. The two
substances are in thermal equilibrium at 10°C. Two metallic blacks
are placed in water. One is a 50 gram piece of copper at 82°C. The
other sample has a mass of 57 g and is originally at a temperature
of 100°C. The entire system stabilizes at a final temperature of
20°C. Determine the specific heat of the unknown second sample.
A 100 g aluminum calorimeter contains 250 g...
An aluminum calorimeter cup has a mass of 40 grams and contains 55 grams of ice...
An aluminum calorimeter cup has a mass of 40 grams and contains 55 grams of ice originally at -5 degrees C. An unknown solid originally at 100 degrees C has a mass of 390 grams is placed in the calorimeter cup with ice. The final temperature of the mixture is 20 degrees C. Calculate the specific heat of the unknown substance.
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal...
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal equilibrium at 10°C. Two metallic blocks are placed in the water. One is a 50 g piece of copper at 76°C. The other sample has a mass of 73 g and is originally at a temperature of 100°C. The entire system stabilizes at a final temperature of 20°C. Determine the specific heat of the unknown second sample. J/kg·°C
9. 100-g aluminum calorimeter contains 250-g of water. The two substances are in thermal equilibrium at...
9. 100-g aluminum calorimeter contains 250-g of water. The two substances are in thermal equilibrium at 10° C. Two metallic blocks are placed in the water. One is a 50- piece of copper at 80° C. The other sample has a mass of 70-g and is originally at temperature of 100° C. The entire system stabilizes at a final temperature of 200 C. Determine the specific heat of the unknown second sample. (Assume the specific heat of aluminum, and copper...
An aluminum calorimeter with a mass of 425.00 g contains 1062.50 g of water. The calorimeter...
An aluminum calorimeter with a mass of 425.00 g contains 1062.50 g of water. The calorimeter and water are in thermal equilibrium at 12.50 ° C. Two metal blocks are placed in the water. One is a piece of copper from 212.50 g to 85.00 ° C. The other has a mass of 202.50 g and is originally at a temperature of 105.00 ° C. The entire system is stabilized at a final temperature of 22.50 ° C. (a) Determine...
500 gm of ice at -16 degree C are dropped into a calorimeter containing 1000 gm...
500 gm of ice at -16 degree C are dropped into a calorimeter containing 1000 gm of water at 20 degree C. The calorimeter can is of copper and has a mass of 278 gm. Compute the final temperature of the system, assuming no heat losses.
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?
need help solving this, show work please
7. If 100 grams of water at 90°C and 40 grams of water at 10°C are mixed, what is the final temperature of the mixture? (Assume no heat lost to, or gained from the surroundings and that the specific heat of water is 1 cal/gm-°C)
Mass of the calorimeter cup = 60 gm; mass of water= 100 gm; water equivalent mass of coil =2.5 gm; initial temperature of the water = 20° C; final temperature of water in cup = 41° C; total heating time = 20 minutes. Using this initial data set, complete the rest of the data sheet. Take the specific heat of the water as 1cal/gmº C and cup as 0.22 cal/gmº C. The average current and voltages are 2.75 A and...
A
100 g aluminum calorimeter contains 250 g of water. The two
substances are in thermal equilibrium at 10°C. Two metallic blacks
are placed in water. One is a 50 gram piece of copper at 82°C. The
other sample has a mass of 57 g and is originally at a temperature
of 100°C. The entire system stabilizes at a final temperature of
20°C. Determine the specific heat of the unknown second sample.
A 100 g aluminum calorimeter contains 250 g...
9. 100-g aluminum calorimeter contains 250-g of water. The two substances are in thermal equilibrium at 10° C. Two metallic blocks are placed in the water. One is a 50- piece of copper at 80° C. The other sample has a mass of 70-g and is originally at temperature of 100° C. The entire system stabilizes at a final temperature of 200 C. Determine the specific heat of the unknown second sample. (Assume the specific heat of aluminum, and copper...
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