A heat transfer of 9.5 * 105 J is required to convert a block of iceat -15 °C to water at 15 °C. What was the mass of the block of ice?

Q: The heating element of a 1500 Watt electric stove can reach temperatures of 845 °C when turned all…

A: Power of electric stove (P) = 1500 Watt Final temperature (T) = 845o C percentage of heat from the…

Q: ow much heat is required to raise the temperature of 70 g of water from 20°C to 80°C

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Q: How much heat in kcal must be added to 0.79 kg of water at room temperature (20°C) to raise its…

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Q: A quantity of steam (400g) at 114°C is condensed and the resulting water is frozen 0°C. how much…

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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: 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: the specific heat capacity of a material is 5 Joules/(gram °C), how much eat do you need to raise 1…

A: given m = 1 gram specific heat C = 5 joules/(gram o C) ΔΤ = 10 o C

Q: A bar of 20.0 grams of aluminum of specific heat 0.215 cal/gramCo is heated from 15.0 Co to 20.0 Co.…

A: Given that, m=20.0 gc=0.215 cal·gram-1·°C-1Ti=15.0 °CTf=20.0°C

Q: How much heat must be absorbed by 275 grams of water to raise its temperature by 25˚C?

A: The mass of the water is m= 275 g = 0.275 kg. The raise in the temperature of water is ∆T=25°C.

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: If 1600 J of heat are applied to a brass ball, its temperature rises from 20 oC to 70 o What is the…

A: Given data: Heat supplied to a brass ball is, Q=1600 J. Temperature of brass ball at initial is,…

Q: How many joules of heat does it take to melt 113 grams of ice that has an initial temperature of -10…

A: When a substance is heated it leads to an increase in temperature of the substance. This leads to…

Q: What is the rate of heat transfer by radiation of an unclothed person standing in a dark room whose…

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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: 2)456 g of water at 25°C changed to ice at -10.0°C. the heat removed is.... ? Ice/water:…

A: Heat to be removed(Q)  = (heat required to cool the water from 250C to 00C ) + (heat required to…

Q: How much heat is required to change 325.6 g of ice at 0°C to water at 0°C?

A: GivenMass of ice is m=325.6 gWe have to calculate the heat required during the phase change at 0 °C.

Q: How much heat energy is needed to warm 8.0 kg of ice at – 5.0°C to water at 20.0°C?

A: mass of ice (m) = 8 kg initial temperature = -5oC final temperature = 20o C latent heat of fusion of…

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: If no heat is lost to the surroundings, how much heat must be added to raise the temperature from…

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Q: I used Q = 0.08kCal to heat a spoon with mass 10g from room temperature T = 20°C to T = 100°C. m…

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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: How much heat energy is required to warm up 2.35 kg of water, from 20oC to 83oC ?

A: Initial temperature of water  T1 = 20 0C   The final temperature of water Tf =83 0C  Amount of water…

Q: How much heat is absorbed by 45.0 g of copper when its temperature is raised from 0.0°C to 30.0°C?

A: The heat absorbed by copper can be given by Q=mc∆T

Q: How much heat in kcal must be added to 0.52 kg of water at room temperature (20°C) to raise its…

A: Given:  m = 0.52 kg  T = 20 degree C  T' = 36 degree C

Q: To what temperature will 7900 J of heat raise 2.5 kg of water that is initially at 16.0 ∘C? The…

A: Given:Heat transferred, Q = 7900 JSpecific heat of water, SW = 4186 J/kg °Cmass, m = 2.5…

Q: Two KJ of heat energy is added to a 0.88 Kg glass jar at 20 oC, and its temperature is found to rise…

A: Mass of glass =0.88kg Initial teprature = 20°C Final temperature = 28°C Heat added =2kj

Q: a metal of mass 2*102 g Absorbs heat 5016 J when his temperature changes from 20 C to 30 C ,…

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Q: How much heat in kcal must be added to 0.75 kg of water at room temperature (20°C) to raise its…

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Q: How much heat Q would be needed to completely evaporate 37.5 g of boiling water at a temperature of…

A: Given data:  Mass (m) = 37.5 g Initial temperature = 100°C Latent heat of vaporization (Lv) = 2260…

Q: An ordinary egg with a mass of 0.1 kg and a specific heat of 3.32kJ / kg. ° C is dropped into…

A: Given data: Mass of egg is, m=0.1 kg. Specific heat of egg is, c=3.32 kJ/kgC∘. Final temperature is,…

Q: A certain alloy weighing 100gm is heated to 100°c and then dropped into a 60-gm aluminum calorimeter…

A: The mass of the alloy, ma=0.100 kg   The mass of the aluminum calorimeter, mAl=0.060 kg   The mass…

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: A geyser heats water flowing at the rate of 3-0 litre per minute from 27°C to 77°C. If the geyser…

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Q: A .20 kg ice cube at 0.0° C has sufficient heat added to it to cause total melting, and the…

A: The equation for the heat energy needed to melt the ice is given by,

Q: How much heat in kcal must be added to 0.59 kg of water at room temperature (20°C) to raise its…

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Q: H.W: If 25 kJ is necessary to raise the temperature of a block from 25°C to 30°C, how much heat is…

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Q: Later heat of vaporization of water is 540 cal/g, and specific heat of water is 1 cal/(g.°C) how…

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Q: How many kilocalories of heat will be given up to the surroundings when 4.00 kg of steam at 100°C…

A: Given The mass of the object is m = 4 kg. The temperature of the steam is Ti =100°C. The final or…

Q: t is the specific heat of a metal substance if 135 kJ of heat is needed to raise metal from 18.0°C…

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Q: A 4 kg. block of ice is removed from a freezer where its temperature was maintained at -13 Co . How…

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Q: How much heat is required to raise the temperature of 30.0 g of water from 288 K to 368 K?

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Q: How much heat is necessary to change 395 g of ice at -19°C to water at 20°C?

A: Given: How much heat is necessary to change 395 g of ice at -19°C to water at 20°C?

Q: A quantity of steam (850 g) at 107°C is condensed, and the resulting water is frozen into ice at…

A: First heat energy must be removed to cool the steam to boiling point, then heat must be removed for…

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…

Calorimetry

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