A container is filled with 4kg of water initially at temperature of 25°c heat is supplied to the container to increase the temperature of water upto 50°c .Calculate the heat supplied to water.
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A: The rate of heat produced by the student is 139 kcal/h 1 kcal=4184 J=4.184 kJ
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A: Given quantities: mass of water (m) = 1 kg .... ( as 1…
Q: A home's water heater heats up 3 kilograms of water by 9 degrees Celsius. If the specific heat of…
A: Given data: Mass (m) = 3 kg Change in temperature (ΔT) = 9 °C Specific heat capacity of water (c) =…
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Q: A bottle containing 6 kg of water at a temperature of 15°C is placed in a refrigerator where the…
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Q: A hot 1 kg chunk of copper is allowed to cool from 700°C to 100°C. If the specific heat of copper is…
A: Given data The mass of the chunk of copper is: m = 1 kg = 1000 g The initial temperature of the…
Q: energy has been added in joules
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Q: The heat of 50MJ in joule is ?
A: 50 MJ = 50 x 106 J or 50 MJ = 50000000 J or 50 MJ = 50,000,000 J
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Q: A body is found and the temperature is measured at 34.6 degrees Celsius, 30 minutes after the…
A: For such question newtons Law of cooling should be used.It states when a body cools from…
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Q: The heat of 12 kJ in J will be?
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Q: A 1kg. block of ice is removed from a freezer where its temperature was maintained at -21 C. How…
A: Given: mass, m = 1 kg Initial Temperature, T1=-21 ℃ Final Temperature , T2 = -4.1 ℃ Specific heat…
Q: If the Popsicle has a mass of 54 g and is at its melting point, calculate the amount of heat energy…
A: Given data: The mass of Popsicle is m=54 g.
Q: A change in temperature of 50 degrees Celsius is equal to a change of?
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Q: A college student produces about 115 kcal of heat per hour on the average. What is the rate of…
A: Given data The amount of heat is given as Q = 115 kcal The rate of energy is calculated as, P=Qt…
Q: how much heat is needed to raise the temperature of 2 kg of water 5k
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Q: The temperature of a 100 g sample of aluminum is raised from 40 °C to 180°C when 1540 cal of heat is…
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Q: Ten calories of heat are added to 2 grams of water. The temperature of the water rises to a total of…
A: The specific heat capacity of water is 1 calorie/gram °C We have Q = ms(ΔT) Here Q = 10 calories…
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Q: If it takes 41000 joules of heat to melt 200 grams solid copper to liquid copper what is the heat of…
A: The expression for the heat of fusion of copper is, Q=mLL=Qm
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Q: A piece of steel expands 10 cm when it is heated from 20 to 40 degrees C. How much would it expand…
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Q: A 2 kg. block of ice is removed from a freezer where its temperature was maintained at -23 Co . How…
A: Given Data:- The mass of the Ice Block is m = 2kg. The initial temperature of the block is Ti = -23…
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Q: The water equivalent of 5 kg of a substance is 1 kg. By how much will its temperature change if 7550…
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A: Thermal energy is defined as the energy contained within a system. Energy can be exchanged in the…
Q: A 2 kg. block of copper is removed from a freezer where its temperature was maintained at -13 Co .…
A: Data provided: Mass of copper block (m) = 2 kg Initial temperature (T0) = -13 °C Final temperature…
Q: A 25-gram metal ball is heated at 2000C with 2330 Joules of heat. What is the specific heat of…
A: Given : Mass of a metal ball (m) = 25-gram Temperature difference (∆t) = 200°C Heat (Q) = 2330 J
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A: The amount of heat transferred per hour through a glass window varies jointly with the surface area…
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A: Given, Mass of rod m = 10 Kg T0 = 22C∘ Tf = 45C∘
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Q: How much heat (in J) is needed to raise the temperature
A: Given that:- Mass=9kg T1=380 C, T2=8300 C /\T=T2-T1=7920 C C= Specific heat capacity of silver=230…
Q: A bottle containing 6 kg of water at a temperature of 15°C is placed in a refrigerator where the…
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Q: The radiator of a room contains 10 kilogram of water. If the water gives off 50,000 calories of heat…
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Q: Anton collects 750 ml of a gas into a flask at a temperature of 300C. After heating the vapor to…
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Q: The amount of heat needed to raise 1g of water by 1c is?
A: Specific heat of substance is the amount of heat required to raise the temperature of 1 g mass by…
Q: A piece of rock with a mass of 15.5 g and a specific heat of 1.76 J/g·°C is placed in a calorimeter.…
A: Given data: Mass (m) = 15.5 g Specific heat capacity (c) = 1.76 J/g.°C Heat energy (Q) = 175 J…
Q: When 350 kcal of heat is added to 15kg of a substance, its temperature increases 20 degrees celsius.…
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Q: If 2059 J of heat is gained by 57 g of oil that has specific heat capacity of (2.4 J/(g °C),…
A: Heat gained = 2059 Joules Mass of oil = 57 g Specific heat capacity of oil = 2.4 J/(g-°C)
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- A piece of rock with a mass of 15.5 g and a specific heat of 1.76 J/g·°C is placed in a calorimeter. Heat energy of 175 J in input into the system. How much has the rock’s temperature increased after the heat input?A 1 kg. block of ice is removed from a freezer where its temperature was maintained at -18 Co . How much heat does the ice absorb as it is warmed to -3.5 Co ? (The specific heat capacity of ice is 2000 J over Kg Co) Calculate answer to one decimal.If the Popsicle has a mass of 54 g and is at its melting point, calculate the amount of heat energy required to melt the entire Popsicle.
- The water equivalent of 5 kg of a substance is 1 kg. By how much will its temperature change if 7550 J of heat was added to it?A 2 kg. block of ice is removed from a freezer where its temperature was maintained at -23 Co . How much heat does the ice absorb as it is warmed to -3.5 Co ? (The specific heat capacity of ice is 2000) Calculate answer to one decimal.A pot is filled with 9kg of water at 10 °C. Calculate how much heat energy would be needed to raise the temperature to 60 °C. [specific heat capacity of water = 4200J/kg °C ]
- A 16 kg stainless steel ball is dropped into a payment from the height of 104 m. if half of the heat generated goes into the warming the ball find the temperature increase of the ball (in SI units the specific heat capacity of the stainless steel ball is 461 j/kg degrees Celsius.) A 16 kg stainless steel ball is dropped onto a pavement from the height of 104 m. is the answer to 20 the answer for a ball of any mass?A bottle containing 6 kg of water at a temperature of 15°C is placed in a refrigerator where the temperature is kept at 2°C. How much heat is transferred from the water to cool it to 2°C?A 1kg. block of ice is removed from a freezer where its temperature was maintained at -21 C. How much heat does the ice absorb as it is warmed to -4.1C? ( The soacific heat capacity of ice is 2000 J/kg C Calculate answer to one decimal.
- The amount of heat transferred per hour through a glass window varies jointly with the surface area of the window and the difference in temperature between the areas separated by the glass. A window with a surface areaof 7.5 square feet loses 135 Btu per hour when the temperature difference is 40°F. How much heat is lost per hour for a similar window with a surface are of 12 square feet when the temperature difference is 35°F?A hot plate rated at 25 watts is used to heat water. How many Joules of heat energy is generated by the hot plate during 120 s?