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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...
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...
A well-insulated aluminum calorimeter cup with mass of 205 g contains 255 g of liquid water...
A well-insulated aluminum calorimeter cup with mass of 205 g contains 255 g of liquid water at 21.7 °C. A 287-g silver figure of polar bear, with initial temperature of 96.5 °C, is dropped into the water. What is the final temperature of the water, cup, and bear when they reach thermal equilibrium? The specific heats of silver, aluminum, and liquid water are, respectively, 234 J/(kg.K), 910 J/(kg:K), and 4190 J/(kg.K). Number 26.2 тос Incorrect. You might have neglected to...
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 getting answers to 16 And 17, show work so i can understand please. 16....
need help getting answers to 16 And 17, show work so i can
understand please.
16. If the specific heat of Aluminum is 900 (J/kg-°C), how much heat energy does it take to heat 10 grams of Alby 20°C ? 17. In the above question, if all the heat was transferred to water without any loss, what is the increase in water temperature? [ Specific heat of water is 4200 J/kg-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...
A well-insulated aluminum calorimeter cup with mass of 205 g contains 255 g of liquid water at 21.7 °C. A 287-g silver figure of polar bear, with initial temperature of 96.5 °C, is dropped into the water. What is the final temperature of the water, cup, and bear when they reach thermal equilibrium? The specific heats of silver, aluminum, and liquid water are, respectively, 234 J/(kg.K), 910 J/(kg:K), and 4190 J/(kg.K). Number 26.2 тос Incorrect. You might have neglected to...
need help getting answers to 16 And 17, show work so i can
understand please.
16. If the specific heat of Aluminum is 900 (J/kg-°C), how much heat energy does it take to heat 10 grams of Alby 20°C ? 17. In the above question, if all the heat was transferred to water without any loss, what is the increase in water temperature? [ Specific heat of water is 4200 J/kg-C]
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