Use these relationships to determine the number of calories to change 1.2 kg of 100 degree Celsius boiling water to 1.2 kg of 100 degree Celsius steam.  Use these relationships to determine the number of calories to change 1.2 kg to 0 degree Celsius ice to 1.2 kg of 100 degree Celsius steam.

Q: 120 grams of water are heated from zero degrees Celsius to 30.0 degrees Celsius. Which expression…

A: mass, m = 120 g  initial temperature = 0 degree Final temperature = 30 degree Latent heat of fusion,…

Q: 0.250-kg block of a pure material is heated from 20.0°C to 65.0°C by the addition of 4.35 kJ of…

A: Given: The mass of the block is 0.25 kg. The initial temperature is 20oC. The final temperature is…

Q: Ten grams of water is added to ten grams of ice in an insulated container. Will all of the ice…

A: Heat required to melt ice is given by the mass of the ice and its heat its of fusion…

Q: A shell-and-tube heat exchanger is used for heating 10 kg/s of oil (cp = 2.0 kJ/kg·K) from 25°C to…

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Q: A cube of ice is taken from the freezer -8.5 degree Celsius, at and placed in an 85-g aluminum…

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Q: Determine the heat required in BTUs to raise the temperature of 3 lbm of water by 100oF. Assume that…

A: Given , Mass m = 3 lbm increase in temperature = 100 F Specific Heat =   1 BTU/lbm.F

Q: 35 g of copper pellets are removed from a 300 degrees Celsius oven and immediately dropped into 100…

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Q: Your 300 mL cup of coffee is too hot to drink when served at 87.0 °C. Part A What is the mass of an…

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Q: The temperature of 100 g of water is to be raised from 10 Celsius to 90 Celsius the energy needed to…

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Q: 58) A 5-gallon container of water (1 gal = 3.79 liter) at 212 degrees F is added to 50 gallons of…

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Q: You wish to prepare an ice less cold drink by mixing 100g of green coffee at 67 oC and 18 g of ice…

A: Given: The mass of green coffee is m=100 g. The initial temperature of green coffee is T=67°C. The…

Q: A 200 gram copper calorimeter contains 400 grams of water at 25 C. A metal specimen weighing 250…

A: Find the specific heat capacity metal specimen. msc∆T=mc+mwcw∆T0.25 kgc42°C-25°C=0.2 kg+0.4 kg4186…

Q: Three identical beakers each hold 1000 g of water at 20°C. 100 g of liquid water at 0°C is added to…

A: Answer:   As per the above question, the contents of which container end up at the lowest final…

Q: A  2.37g lead weight initially at 10.5 degree celsisus is submerged in 8.22g  of water at 52.8…

A: Given value--- mass of lead = 2.37 g. initial temperature of lead = 10.5 degree C.  mass of water =…

Q: A 25g lead bullet is fired into a piece of wood. Assume that the initial speed of the bullet is…

A: Mass of bullet , m = 25 gm = 0.025 kg  Initial speed of bullet , v = 195 m/s  Kinetic energy of…

Q: An ordinary glassware was filled to the brim with 200 ml of water and heated to 95 Celsius; another…

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Q: An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of…

A: The energy balance between the object and hot water,

Q: Water is placed into an iron container. They are thermally isolated. The iron container has a mass…

A: Given: Iron container mass m1 = 600 g Initial temperature Ti = 79 °C Water of mass m2 = 180 g…

Q: 237 g of water, initially at 22.0 degrees Celsius, is placed in a freezer. The water freezes to…

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Q: To treat a burn on his hand, a person decides to place an ice cube on the burned skin. The mass of…

A: Given The mass of the ice cube = 17.6 gms Initial temperature of the ice = - 12.6 0C The temperature…

Q: How does a calorie compare to Joule? if 1 cal = 4.18 J A calorie is larger than Joule…

A: Given data: 1 cal = 4.18 J Required:  Comparison between Calorie and Joule

Q: A 0.200-kg piece of aluminum that has a temperature of -155 degrees Celsius is added to 1.5 kg of…

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Q: 5. A steam engine intakes 100 g of steam at 100°C per minute and cools it down to 20°C. Calculate…

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Q: Steam at 100°C is added to ice at 0°C. (a) Find the amount of ice melted and the final temperature…

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Q: You are thinking ahead to spring when one of your friends is having an outdoor wedding. Your plan is…

A: Given: M = mass of lemonade = 5.6 x103 kg = 5600 gm S = specific heat capacity of water = 1.0…

Q: A 250 ml Pyrex glass container is filled with glycerin up to the brim at 20 degrees Celsius. How…

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Q: A 1-kg ice at -20℃ is taken up from the freezer. How much heat in calories is needed to melt and…

A: mass of ice = 1 kg initial temperature = -20oC final temperature = 200oC

Q: Estimate the boiling point (K) of NOOK if it requires 161,406 J to completely transform 120 grams of…

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Q: 1. The diagram below shows three identical beakers containing water, heated by three Bunsen burners…

A: (a) The purpose of this activity is to find out the variation in temperature on increasing the…

Q: The heat of hydration of dough, which is 15 kJ/kg, will raise its temperature to undesirable levels…

A: Given: Heat of Hydration (H) = 15 kJ/kgTemperature of city water (Tc) = 15°CLet the temperature of…

Q: Super-heated steam at 4 bar and 400 °C is cooled at constant pressure to saturated vapor. Determine…

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Q: A 31.5 g glass thermometer reads 23.6°C before it is placed in 135 mL of water. When the water and…

A: Given: The mass of the glass thermometer is 31.5 g. The temperature of the thermometer is 23.6°C.…

Q: Ali heated four different materials for 15 minutes. The table shows the final temperature of each…

A: The process of transfer of heat through a solid without the actual movement of molecules is known as…

Q: A wood-burning stove (emissivity = 0.900 and surface area = 2.60 m2) is being used to heat a room.…

A: Given: The emissivity is 0.900. The surface area is 2.60 m2. The temperature of the room is 302 K.…

Q: The specific heat of mercury is 138 J/kg C". Constants I Periodic Table Part A Determine the latent…

A: specific heat of mercury = 138 J/kg-C mass of solid mercury = 1 kg initial temperature = - 39 C…

Q: 7. A balloon filled with of 1.0 g of hydrogen is in thermal equilibrium with air in a room. Root…

A: Root mean square speed, Vrms=500 m/s Average molecular mass, M=29 g/mol=29×10-3 kg/mol Root mean…

Q: 5) Suppose you pour ice cubes into a bowl almost full of water and cover the bowl. After half an…

A: After half an hour contents of the bowl come to thermal equilibrium, with more liquid water and less…

Q: 14500 kg tractor trailer travels up and down a 75-meter hill on its way to pick up a load of lumber…

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Q: A coffee cup calorimeter contains water at an initial temperature of 20 °C and is calculated to have…

A: In this case, the heat lost by the metal is equal to the heat gained by the calorimeter.…

Q: 23.0 g of copper pellets are removed from a 300 degree celsius oven and immediately dropped i to a…

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Q: 140 grams of ice sits in a cooler. Using the calorimetry equation, what is the mass of steam (100…

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Q: The boiling temperature of water is 100 °C. If you put boiling water in a mug placed at the table…

A: Heat energy flows from high temperature to lower temperature.  The  water in mug is at 100 degree…

Q: a 30.0 g metal cube is heated to a temperature of 100.0 °C and placed in a coffee-cup calorimeter…

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Q: You have 775 g of water at 13.0 ∘C in a large insulated beaker. Part A) How much boiling water at…

A: When two objects at a different temperature are kept in contact with each other, then they exchange…

Q: Your 300 mL cup of coffee is too hot to drink when served at 95.0 °Č. Part A What is the mass of an…

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