An ice cube tray of negligible mass contains 0.350 kg of water at 18.0 degree How much heat must be removed to cool the water to 0.0 degree C and freeze it? Express your answer in joules, calories and Btu.

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: The molar heat capacity of a certain substance varies with temperature according to the empirical…

A: Given : Empirical equation of molar heat capacity  C = 0.07J/(mol K) + 33.2 J/(mol K2)T Amount of…

Q: A 20.0 g ice cube is dropped into 200 g of water in a thermally insulated container. If the water is…

A: Given, Mass of ice, mice=20 g Mass of water, mw=200 g Latent heat of ice, Lf=79.5 cal/g Initial…

Q: mass of cold water 50g temp of cold water 21 C mass of hot water 50g temp of hot water 56 C temp of…

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Q: A 50.0 g iron rod is heated to an unknown initial temperature. While cooling down to a temperature…

A: According to equation of specific heat -  Q=mc∆T Where,  Q= Heat gain and loss  m = Mass  c =…

Q: An unknown substance has a mass of 0.125 kg and an initial temperature of 94.5°C. The substance is…

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Q: You have 10 kg of an unknown solid substance.  You heat it from 0°C to 100°C.  This requires 130,000…

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Q: 15.0 mL of distilled water at 8.0 C was mixed in a calorimeter with 25.0 mL of distilled water at…

A: Mass of the cold water  mc=15 g Change in temperature of the cold water ∆Tc=(17.50C- 80C) =9.50C…

Q: A coffee cup calorimeter contains 151.36 g of water at 22.50 °C. A 65.837 g piece of iron is heated…

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Q: During the time when a man had flu he ran a fever 2.0°c above normal. His body temperature was 39°c…

A: Given that Change in temperature is ∆θ = 2°C Mass m = 80 kg Specific heat capacity C =4186 J/kg°c

Q: What mass of steam at 100°C must be mixed with 199 g of ice at its melting point, in a thermally…

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Q: A 10 kg of ice at 0 °C is mixed with 4 kg of steam at 100 °C in a thermally isolated container and…

A: Given data:  Mass of ice (m) = 10 kg at 0°C Latent heat of fusion (Lf) = 334000 J/kg Required: The…

Q: Using the data in the table, determine how much energy is needed to change 10.0 kg of liquid X at…

A: The heat energy required to raise the temperature of the liquid to the boiling point is,

Q: Given a material of specific heat c in Cal/gramC^o and mass 6 grams. If the material is heated from…

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Q: Three 20.0 g ice cubes are dropped into 200 g of water in a thermally insulated container. If the…

A: Let final temperature be T mass of ice= 20 g mass of water= 200 g cw= 1 cal/gK ci= 0.53  cal/gK L=…

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 copper block is removed from 330°C oven and immediately dropped into 2.25 L of water at 21°C.in an…

A: Given, Initial temperature of Copper block = 330o C Amount of Water = 2.25 L =2.25 kg Specific Heat…

Q: A student, who is trying to drink away memories of a physical science homework, decides to pour…

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Q: A piece of iron, which has a specific heat capacity of 0.452 J·g–1·˚C–1, with a mass of 54.3218 g is…

A: According to question--- Given value--- mass of iron piece = 54.3218 g. Specific capacity of iron =…

Q: A block of metal of mass 100og is heated to 100 ᵒ C. It is then immersed in 100g of water at 0 ᵒ C…

A: Mass of metal block = 100g Metal block heated yo = 100°C Mass of water = 100g Intal temperature of…

Q: Calculate the total heat required to convert 100 g ice at –15°C to steam at 120 °C. (Specific heat…

A: Scenario - Ice at a certain temperature is heated to melt to water and then it is further heated to…

Q: A block of metal of mass 0.220 kg is heated to 156.0°C and dropped in a copper calorimeter of mass…

A: Given, Mass of metal (m1) = 0.220kg Initial temperature of metal (Ti,metal)=156.0oC Final…

Q: A cube of ice is taken from the freezer at -6.5 ∘C∘C and placed in a 95-gg aluminum calorimeter…

A: using princip[le of calorimetry      heat gained by ice = heat lost by aluminium + water

Q: If ten grams of ice at 0 degree celcius is converted to water with temperature of 20 C degree, what…

A: To find the amount of heat required to raise the temperature of a mass m, we use the formula Q =…

Q: An ideal thermos bottle contains 285 g of coffee at 90 °C. To this is added 20 g of milk at 5 °C.…

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Q: A swimming pool filled with water has dimensions of 5.01 m ✕ 12.2 m ✕ 1.74 m. Water has density ρ =…

A: Given: The dimensions of the pool are 5.01 m×12.2 m×1.74 m. The density is 1000 kg/m3. The specific…

Q: A copper calorimeter whose mass is 250 g contains 700 g of water at 250C. When 25 g of a certain…

A: the specific heat of the metal is 2.127cal.gm. °C

Q: A 10-kg chunk of ice at -30°C is mixed with 0.726 kg of water at 50°C. Find the temperature of the…

A: mass of ice chunk = 10 kg Initial temperature of chunk of ice = -30oC mass of water = 0.726 kg…

Q: 3.60 g of boiling water at 100.0°C was splashed onto a burn victim’s skin and cooled to 42.9°C on…

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Q: A 4.09 kg silver ingot is taken from a furnace, where its temperature is 747 ∘C, and placed on a…

A: Given:mass of the silver ingot, ms = 4.09 kginitial temp of silver ingot, Tis = 747oC = 1020.15…

Q: An ice cube of mass 65g is taken from a freezer at -15°C and dropped into 125cm^3 of water at 85°C.…

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Q: 0.25 kg cup of water from 55C to 82 C. How much energy would this take? (the specific heat of water…

A: As per the given data mass(m) = 0.25 kg               = 0.25×103g               = 250 g

Q: Calculate the amount of heat required to transform 28 g of ice at -19°C into steam at 100°C. Use the…

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Q: plastic cup of negligible mass contains 0.280 kgm of an unknown liquid at a temperature of 30.0°C. A…

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Q: An unknown substance has a mass of 0.125 kg and an initial temperature of 94.5°C. The substance is…

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Q: A block of metal of mass 0.280 kg is heated to 158.0°C and dropped in a copper calorimeter of mass…

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Q: cube of ice is taken from the freezer at -6.5 ∘C∘C and placed in a 95-gg aluminum calorimeter filled…

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Q: The initial temperature of 60 g of ice is -200C. The specific heat capacity of ice is 0.5 cal/g.C0…

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Q: How much heat energy needs to be given up to freeze 2.12 kg of milk if initially the milk was at the…

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Q: A runner generates 1260 W of thermal energy. If this heat has to be removed only by evaporation, how…

A: Given, time=15min=15x60=900s Thermal Energy = 1260W= 1260 J/s So, total energy produced in 15 min=…

Q: 11.4 kg sample of water at 8°C is in a calorimeter. You drop a piece of iron with a mass of 0.41 kg…

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Q: A bolt is heated to 86.2 C and dropped into a coffee cup calorimeter containing 500 g of water at…

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Q: A piece of unknown material has a mass of m, = 0.79 kg and an initial temperature of Ty = 76°C. The…

A: Mu= 0.79 kg , Tu= 76°C  Mw= 1.3kg, Tw = 18°C  Tf= 31°C  Cw= 4.18×103 J/kg°C  Cu= ?

Q: The initial temperature of 150 g of ice is -20°C. The spe- cific heat capacity of ice is 0.5…

A: Given:-  The mass of ice is m = 150 g  The initial temperature of the ice is Ti= -20oC. The specific…

Q: Exactly 46.33 kJ of heat is transferred to a 1.389 kg slab of nickel at a temperature of 12.7°C.…

A: The amount of heat needed to change the temperature of an object by ΔT is q=msΔT. Where 'm' is the…