How much heat is required to change 456 g of ice at -25.0°C into water at 25.0°C? The specific heat of ice is and the latent heat of fusion of water is 224 kJ 112 kJ 72.5 kJ 71.5 kJ 153 kJ

Q: How much heat is required to melt a 1.5-kg piece of ice and then warm up the water released by the…

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Q: A 2 kg lead is heated from 40 degrees Celsius to 100 degrees Celsius. The specific heat of lead is…

A: Specific heat capacity is the amount of heat that must be added or removed from a unit mass of a…

Q: How much heat is required to melt 0.040 kg of ice at 0° C and then raise the tem­ perature of the…

A: Mass of ice = 0.040 kg initial temperature of ice = 0 degree celsius final temperature of melted…

Q: How much heat in joules must be added to 0.874 kg of aluminum to change it from a solid at 146 °C to…

A: Mass of aluminum is Initial temperature is Final temperature is The latent heat of fusion is…

Q: A quantity of steam (150 g) at 122°C is condensed, and the resulting water is frozen into ice at…

A: Given:  mass,m = 150 g = 0.15 kg  122 degee  to 0 degree frozen

Q: antity of steam (600 g) at 113°C is condensed and the resulting water is frozen into ice at 0°C how…

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Q: A 10.0 g metal sample at 25 Celsius was heated at a certain temperature which causes it to absorb…

A: Given data:  Mass of metal (m) = 10.0 g Initial temperature (T0) = 25 °C Heat absorbed (Q) = 800 J…

Q: a 100.0 g sample of an unknown metal experiences a 5.0° C temperature increase when 65 J of heat is…

A: Given data: The mass of sample is m=100 g. Change in temperature is ∆T= 5 °C. Heat added is Q=65 J.

Q: How many kJ (correct to two decimal places) are required when 800 g of water are heated from -55°C…

A: Given: The mass of the water is 800 g. The initial temperature of the water is -55oC. The final…

Q: A 1.51-kg steel sphere will not fit through a circular hole in a 0.753-kg aluminum plate, becuase…

A: Given, The mass of the steel sphere ms=1.51kg. The mass of the Aluminum sphere mAl=0.753kg

Q: Ice at -20°C is added to 50 g of water at 40°C. When the temperature of the mixture reaches 0°C, it…

A: The amount of ice that has been added to the water must be calculated. We are aware that 50 g of…

Q: An unknown metal of mass 1.46 kg absorbs 20.5 kJ of heat causing the temperature of the metal to…

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Q: 2kg of ice at -10°C is heated until has melted. how much heat energy has been used? Specific heat to…

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Q: how much heat would have to be added to 200 g of ice, initially at -10 oC to completely melt the…

A: Given data: The specific heat of ice is: CP =0.5 cal/g oC The mass of ice is: m= 200g The initial…

Q: How much heat is required to melt 30kg of ice at 0 °C to water at 10 °C? The latent heat of ice to…

A: Here, the ice is at the melting point. First ice will completely converted into water at the melting…

Q: A quantity of steam (600 g) at 128°C is condensed, and the resulting water is frozen into ice at…

A: Heat removed during the given process. Heat is removed in four parts, namely, reducing the…

Q: A 400 g of ice at -7° C is placed in 2.5 kg of water at 36° C. If the specific heat of ice 2050…

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Q: Suppose 9.30 x 105J of energy are transferred to 2.00 kg of ice at 0°C. What is the energy required…

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Q: When 200g of Aluminum at 100°C is dropped into an aluminum calorimeter of mass 120 g and containing…

A: Given: The mass of the aluminium is 200 g. The initial temperature of the aluminium is 100°C. The…

Q: A 100g ice cube at -10C is placed in a 200g aluminum cup containing 150g water at70 degree C. A 50…

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Q: 10 kg of steel has an original temperature of 205oC. If gains heat to the value of 760 kJ, what is…

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Q: A 0.500 kg aluminum pan on a stove is used to heat 0.250 liters of water from 20.0°C to 80.0°C. How…

A: Heat transfer depends on three factors, the mass of the system, temperature change, and substance…

Q: A 83-g ice cube at 0°C is placed in 680 g of water at 20°C. What is the final temperature of the…

A: It is given that, mw=680 gmi=83 gcw=1 cal/g.CoLf=80 cal/g

Q: 20 kg of water at 0°C freezes and then cools to -20°C. If Lf = 334 kJ/kg and Cice= 2.05 kJ/kg·K, how…

A: given quantities: mass of water (m) = 20 kg latent heat of fusion (Lf) = 334 kJ/kg specific heat…

Q: How much thermal energy is needed to raise the temperature of 10.0 g of water 15.0 degrees C?

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Q: 100 Pieces of copper each mass of it is (3gm) and was placed in a hot water and left until it…

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Q: If a total of 0.988 kJ of heat is transferred into a 6.15 kg brick of lead initially at room…

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Q: Ice at 0°C with a mass of 200 g is tossed into a pot of boiling water. The boiling water is at 100°C…

A: Given that,Mass of ice : Mi = 0.200 (kg)Mass of water : Mw = 1 (kg)Cw = 4186 (J/kg.C)Latent heat of…

Q: How much heat is necessary to change 10 g of ice at -20 into water at 20°C? The specific heat of…

A: Converting 10g ice at -20° to 0°  Heat Required = mass × specific heat × change in temperature  = 10…

Q: The specific heat of silver is . If a silver bullet of mass 4.00 g is shot into an insulating…

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Q: A 2 kg block of copper is removed from a freezer where it's temperature was maintained at -13°C. How…

A: The mass of a copper block is, m=2 kg The block's initial temperature is, Ti=-13 °C The block's…

Q: How long will it take to cool the lemon squash

A: Given data;  Mass,m=0.5 kg Specific heat capacity,c=4200 J kg-1K-1Lemon squash,t1=300CLemon at cool,…

Q: If the latent heat of vaporization for methylene chloride is 78.7 kJ/kg, how much heat does it take…

A: Latent heat of vapourisation of methylene chloride = 78.7 KJ/kg  = 78.7 J/g mass of methylene…

Q: How much heat is required to melt 30 kg of ice at 0°C to water at 10°C? The latent heat of ice to…

A: Here the heat requirement shall comprise of two parts a) Heat required to raise temperature of water…

Q: How much heat in kilocalorie is necessary to change 20 kg of ice at - 10 degrees * C into water at…

A: Given :-  weight of ice 20kg = 20000 g . temp. of ice = - 10o c into water is 90o c specifc heat of…

Q: Ice at 0°C with a mass of 200 g is tossed into a pot of boiling water. The boiling water is at 100°C…

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Q: How much heat is required to heat 2 kg of ice from -30 degrees of Celsius to water at 20C degrees of…

A: Mass of Ice is M = 2 kg  Initial temperature of the ice is Ti = - 30 oC

Q: How much heat joules is needed of 5.5 L of water to raise the temperature of of water from 0°C to…

A: Given-  Volume of water , V = 5.5 L Initial temperature of water, Ti = 0o C  Final temperature of…

Q: A 0.140-kg block of a pure material is heated from 20.0°C to 65.0°C by the addition of 2.48 kJ of…

A: The expression for find specific heat is Q=mcTf-Tic=QmTf-Ti

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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Calorimetry

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