What is the heat transfer required to freeze 2 liters of water at 50°C to ice at 0°C? (HINT: The specific heat capacity and latent heat of melting for water are Cwater 1. g°C cal and Lice-wate 80 cal respectively) 180 kilo calories 160 kilo calories 260 kilo calories 100 kilo calories

Q: How many calories are required to heat 195 g of aluminum from 13°C to 69°C? The 200 g au fo

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Q: A 50 g sample of ice at -50C is placed into 250 g of water at 65OC. Find the final temperature of…

A: Let the final temperature=T0CHeat gained by ice =heat gain by ice in reaching the temperature 00C+…

Q: A pan made of Al with a mass 0.50-kg is filled with 2.00-kg of water at 25°C and placed on a gas…

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Q: What will be the final temperature of 40 g of ice at 0 °C mixed with 375 g of water at 88 °C. kJ…

A: Given  Mass of ice at 0°c = 40 g Mass of water at 0° c = 375 g

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 is required to change 4kg of Ice at -10°C to 115° C steam?

A: m= 4kg Δt = 115 - (-10) = 115o C specific heat of ice(C) = 2090 Joules/kg C.

Q: When 25 g of ice at -20°C have absorbed 2500 cal of heat, what is the temperature of the resulting…

A: The temperature of an object tells us whether the material is hot or cold. When a material is…

Q: How much heat must be added to 60 g of ice at 0°C to melt the ice completely?

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Q: How much heat is required to convert 2.0kg of ice at 0°C to steam at 110.00°C?

A: The heat required to convert ice (frozen water) to steam (vapourised water)…

Q: What quantity of heat is required to raise the temperature of 520.0 g of water from 35°C to 85°C?…

A: The mass of the water is m=520.0 g The initial temperature of the water is ti=35°C The final…

Q: A steel tank with an interior volume of 2 m3 contains an ideal gas at 300 K and 1E5 Pa of pressure…

A: Ideas gas law is given by PV=nRT

Q: How much heat is absorbed by contacting 15 grams of 100°C steam by a student’s hand.  The steam is…

A: Heat given by steam is absorbed by hand .

Q: How much heat must be added to 220 g of ice at 0°C to melt the ice completely?   cal

A: latent heat of vaporization of ice is Lv=540 cal/g

Q: How much heat do you need to remove from 2 g of steam at 100oC to convert it to water at…

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Q: How much heat must be added to 2.55 kg of copper to change it from a solid at 1358 K to a liquid at…

A: Mass of copper, m=2.55 kg The latent heat of fusion for copper Lf=20.7×104 J/kg The latent heat of…

Q: An 85 piece of ice at -15℃ is melted then heated to form superheated steam at 140℃. Calculate the…

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Q: How much energy is required to raise the temperature of 10.1 kg of ice at -40.°C to water at 68.°C?

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Q: Calculate the energy required to heat 13 kg of tin from a room temperature of 23 °C to its melting…

A: Given Data: Let us consider the given energy required to heat 13kg of tin from a room temperature of…

Q: How much heat must be supplied to increase the temperature of 230 kg whole milk from 10oC to 48oC?

A: Given data:  Mass (m) = 230 kg Initial temperature (T0) = 10°C Final temperature (T) = 48°C…

Q: How much heat does it take to completely melt 4 kg of ice, initially at -20oC?

A: The heat needed to melt the ice completely will be the sum of the heat needed to raise the…

Q: The heat capacity of carbon monoxide is given by the following equation: Cp = 6.385 + 6.77 x 10-4T +…

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Q: A new temperature scale was invented: “x” scale and its unit [°x]. this new scale is defined in such…

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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: How much energy is needed to convert a 15.5 grams of ice cube at -5°C  to water vapor at 180°C?

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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: How much thermal energy is needed to heat 1.4 kg of ice at -10.0°C to water vapour at 145°C?

A: Solution:Given:tf = freezing point of water = 0oCtb = boiling point of water = 100oCLf = latent heat…

Q: How much heat is required to convert 5.0 kg of ice from a temperature of - 10 0C to water vapor at a…

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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 convert 5 kg of ice at -20C to steam at +100C? (relevant constants…

A: In order to convert -20°C ice to 100°C steam we have to go through no. Of processes and hence total…

Q: A 10-kg chunk of ice at -30°C is mixed with 9.74 kg of water at 50°C. Find how much ice melts after…

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Q: How much heat is released if 4.00kg of steam cools from 150.0°C to 100°C? How much heat is released…

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