Calculate the amount of heat (in kJ) needed to raise the temperature of 50.0g of water 20.0°C to 56.0°C if the specific heat of water is 4.184 J/g°C

Q: The specific heat of steam at atmospheric pressure is 2,010 J/kg °C. Evaluate the energy required to…

A: Given : c = 2010 J/kg.°C m = 3.30 kg Ti = 110°C Tf = 132°C

Q: What mass of water will change its temperature by 3 °C when 525 J of heat is added to it? The…

A: Given data:

Q: A water heater can generate 31,000 kJ/hkJ/h. The specific heat of water is 4186 J/kg⋅C∘J/kg⋅C∘. How…

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Q: Calculate the amount of thermal energy  required to raise the temperature of 80 liters  of water…

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Q: How much energy is required to raise the temperature of 88.49 kg of water from 21.52 Celsius to…

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Q: How much heat is removed when 100 g of steam at 150◦C is cooled and frozen into 100 g of ice at 0◦C.…

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Q: How much heat must be supplied to a 325.0 g aluminum pan to raise the temperature of the pan from…

A: Given, mass of aluminum , m = 325.0 g change in temperature, ΔT =112.0 °C-35°C = 77 °C specific heat…

Q: In a laboratory experiment, 16.0 J of heat raised the temperature of a 199-g object from 25.0° C to…

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Q: Calculate final temperature of 97 g of water heated with 2,971 J. The heat capacity of water is 4190…

A: mass of water, m=97g or 0.097Kg Heat added, Q = 2971 J Heat capacity of water, S= 4190J/Kg/oC…

Q: How much heat in kcal must be added to 0.57 kg of water at room temperature (20°C) to raise its…

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Q: An automobile cooling system holds 16 L of water. The specific heat of water is 4186 J/kg⋅C. How…

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Q: How much heat must be supplied to a 425.0 g iron pan to raise the temperature of the pan from 9.5°C…

A: Given : m=425 g T1=9.5o C T2=108o C c=0.45 J/g oC

Q: the specific heat capacity of milk is 3930 J/(kg*K). Find the final temperature if 312 g of milk at…

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Q: If it takes 41.72 joules to heat a piece of metal weighing 18.69 g from 10.0 °C to 27.0 °C what is…

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Q: A pot is filled with 9kg of water at 10 °C. Calculate how much heat energy would be needed to raise…

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Q: A mixture of 454 kg of applesauce at 16 ° C is heated in a heat exchanger adding 121300 kJ.…

A: The amount of heat needed to raise the temperature is Q=mcTf-Ti

Q: Calculate the amount of heat required to raise the temperature of 20 g of water vapor from 250°C to…

A: Given : mass of water vapor, m = 20 g = 20/1000 Kg = 0.02 Kg  Change in temperature , ∆T =…

Q: What is the amount of energy required to raise the temperature of a 2.5 kg block of ice at -25°C to…

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Q: A heat transfer of 9.5×105 J  is required to convert a block of ice at -10 ∘C  to water at 14 ∘C.…

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Q: How much energy does it take a hot water heater to bring 191 kg of water (about 50 gallons) at room…

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Q: Calculate the specific heat capacity of a piece of wood if 1.50 kg of the wood absorbs 67,500 joules…

A: We know that the heat required to raise the temperature of a body from an initial temperature to a…

Q: How much energy (in MJ) is needed to raise the temperature of 0.235 m3 of water from 23.5˚C to…

A: Specific heat capacity : the amount of heat necessary to alter the heat content of exactly one gram…

Q: Five kilograms of alcohol is at a temperature of 60°C. How much heat must be removed to reduce its…

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Q: Determine the specific heat capacity of water 2 kg by changing 3℃ if there is used a heat energy of…

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Q: A piece of an unknown solid substance weighs 437 g and requires 8460 J to increase its temperature…

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Q: Calculate the heat needed to heat up a 6.0 kg copper from 15 °C to 80 °C. The specific heat capacity…

A: The heat required to raise the temperature is given by  H = m c (T'- T) where, c is the specific…

Q: Determine the amount of heat transferred to a substance with a heat capacity of 50 J/°C and…

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Q: When 200 mL of water in an electric kettle is heated from 20°C to 35°C to make a cup of tea, how…

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Q: Calculate the heat needed to heat up a 6.0 kg copper from 15°C to 80°C. The specific heat capacity…

A: Mass of copper: m = 6.0 kg Initial temperature: Ti = 15°C Final Temperature: Tf = 80°C Specific heat…

Q: Calculate final temperature of 90 g of water heated with 2,390 j. The heat capacity of water is 4190…

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Q: How much heat must be supplied to a 325.0 g aluminum pan to raise the temperature of the pan from…

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Q: A .59 kg brass candlestick has an initial temperature of 98.0°C. If 21,100J of heat is removed from…

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Q: How much thermal energy is needed to raise the temperature of 50g of water from 4.5°C to 83°C

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Q: if its required 240 calories of energy to increase 50 gram objects temperature from 15 c to 150 c.…

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Q: How much heat energy is required to raise the temperature of 20Kg of pure water from 0°C to 30°C?…

A: Given : m = 20 kg Ti = 0°C Tf = 30°C c = 4200 J/Kg°C

Q: A 2 kg. block of copper is removed from a freezer where its temperature was maintained at -19 Co  .…

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Q: How much heat (in J) is needed to raise the temperature of 8 kg of copper from 32°C to 840°C?…

A: The heat used to increase the temperature is  H =m c (T' - T)  where, m is the mass, c is the…

Q: What mass of water could be warmed from 21.9°C to 52.1°C by the pellet dropped inside it? Heat…

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Q: While forming a 1.50 kg aluminum statue, a metal smith heats the aluminum to 2700°C , pours it into…

A: Given: Mass of aluminium m =1.5kg  Temperature t1 = 2700 oC Temperature t2 = 23 oC Change of…

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: Thirty-two joules of heat is added to a 255 gram iron bar How much will the iron bar’s temperature…

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Q: How much heat must be supplied to a 550.0 g iron pan to raise the temperature of the pan from 18.5…

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Q: How much heat is required to totally melt 6 kg of aluminum which is at 30°C

A: Given data: Mass of the aluminum m= 6 kg Temperature T=30°C

Q: Find the amount of energy required to raise the temperature of 1000 kg of seawater from 10°C to…

A: Given : m = 1000 kg T1 = 10°C T2 = 50°C c = 3900 J/kg.°C

Q: How many calories of heat are needed to raise the temperature of 75g of water from 20 °C to 80 ° C.…

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Q: Specific heat of an unknown substance is given as 0.86 cal/g°C. What is the value of specific heat…

A: Given Data: Specific Heat of an unknown substance = 0.86 cal/g C To calculate : specific heat of…

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)

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.