How much heat (in kJ) would need to be removed to cool 168.3 g of water from 25.60°C to -10.70°C?

Q: 1. Calculate the amount of heat in joules needed to completely boil 35 grams of water at 100°C.…

A: Amount of heat required by the water at 100 oC to boil or convert into steam = mass of water x…

Q: How much heat would need to be removed to cool 50.3 g of water from 25.6°C to -10.7°C?

A:

Q: How much energy is required to raise the temperature of 10.8 grams of solid chromium from 21.5…

A: According to thermodynamics: q=mc∆T                  . . . (1) Here, m is the mass = 10.8 g c is the…

Q: Calculate the amount of heat in joules needed to increase the temperature of 350 g of water from 20…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: Aluminum has a specific heat of ,0.902 J/g*K how much heat is lost when a piece of aluminum with a…

A: Given, the mass of aluminum =28.372 gspecific heat of aluminum =0.902 Jg.Kinitial temperature Ti…

Q: how much heat is required to heat 38 g of steam form 115 C to 120 C?

A: A numerical problem based on heat energy required, which is to be accomplished.

Q: The specific heat capacity of liquid water is 4.18 J/g-K. How many joules of heat are needed to…

A:

Q: If 125 cal of heat is applied to a 60.0-g piece of copper at 21.0 ∘C , what will the final…

A: The change in temperature can be calculated by using the formula:Amount of heat = mass*specific…

Q: Assuming that Coca-Cola has the same specific heat as water [4.18 J/(g⋅∘C)J/(g⋅∘C)], calculate the…

A: given, specific heat (c) = 4.18 J/(gm.°C) mass of the substance(m) = 350 gm initial temperature=…

Q: The specific heat of silver is 0.24 J g°C . How many joules of energy are needed to warm 4.37 g of…

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Q: How much heat in kJ is needed to raise the temperature of 130.0 g of water from 15 degrees Celsius…

A: Given, amount of water =130.0 ginitial temperature Ti =15 °Cfinal temperature Tf =100 °C ( boiling…

Q: How much heat is needed to warm 250 g of water from 22°C to near its boiling point, 98°C? The…

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Q: 5. How much heat must be,removed from 15.5 g of water at 90.0°C to cool it to 43.2°C? 30353

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Q: Suggest a reason why the heat required to vaporize 102 g of water is so much higher than the heat…

A: Given information: Mass of water = 102 g Temperature change = 75 ℃

Q: Calculate the amount of heat required to raise the temperatureof a 65-g sample of water from 32oC to…

A: The heat Q required to raise the temperature is,

Q: The specific heat of water is 4.184 J gc. What is the amount of heat associated with heating 50.0 ml…

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Q: Specific Heats of Substances Substance Specific Heat (cal/g⋅°C) Brick 0.20 Ethanol 0.58…

A: The concept is based upon specific heat capacity which may be defined as the amount of heat energy…

Q: I have 270 mL of hot coffee in an insulated vessel.  I cool it down  to 83 degrees C by adding a 25…

A: If the ice is placed in container with water, the heat start flowing from water to the ice, and…

Q: How much heat is required to warm 1.60 kg of sand from 24.0 degree Celsius to 100.0 degree Celsius?

A: Given data is as follows:     The mass of the sand = 1.60 kg = 1600 g The initial temperature of the…

Q: What change in energy is required to heat 55.00 g of water at 15.00 degrees C to vapor at 180.0…

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Q: What quantity of heat (in kJ) would need to be removed to cool 121.1 g of water from 25.60°C to…

A: Amount of heat need to be removed to be cool means heat energy required to decrease the temperature.…

Q: How much heat is gained when the temperature of 288 g of liquid water is raised rom 100 °C to 125…

A: We have to tell which option is correct from given choices of options by finding specific heat…

Q: How much total heat, in kJ, does it take to heat 82.58 grams of ice at 0°C to 91.36°C?   cwater =…

A: Here there are two heat to be consider as q1 = Heat require to melt the ice at 0 oC and q2 =  heat…

Q: A 149-g sample of steam at 100 ∘C is emitted from a volcano. It condenses, cools, and falls as snow…

A: The emitted volcano at 1000C is 149 g. The heat of condensation = 2260 J/g =149 g x 2260 J/g= 336740…

Q: . A 225-g sample of aluminium was heated to 125.5 °C, then place into 500.0 g water at 22.5 °C.…

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Q: 2. How much heat must be removed from 155 g of water to cool it from 92.3 °C to 21.6°C? 16

A: Given that the final temperature is 21.6 degree Celsius and the initial temperature is 92.3 degree…

Q: How much heat is absorbed by 750 grams of water as it is heated from 25.0°C to 96.0°C? (in kJ,…

A: Heat absorbed by water, q = ms∆T                                           q = 750 x 4.184 x ( 96.0…

Q: How much heat would need to be removed to cool 197.1 g of water from 25.6°C to -10.7°C?

A: Given, mass of water = 197.1 g  initial temperature, Ti=25.6°C Final temperature , Tf=-10.7°C

Q: Calculate the amount of heat required to raise the tempature of an 91 g sample of water from 39C to…

A: Given: Specific heat of water = 4.18 J/g⋅∘C. Mass of water = 91 g. Initial temperature (T1) = 39 ∘C…

Q: 9.  If 14.5 kJ of heat were added to 485 g of liquid water, how much would its temperature…

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Q: Calculate the amount of heat absorbed by 100 g of water that warms from 100 K to 273 K.

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Q: How much heat is liberated when 50g of water is cooled from 100 ᵒ C to 20 ᵒ C

A: This can be solved as follows

Q: How much heat would need to be removed to cool 81.5 g of water from 25.6°C to -10.7°C?

A: Given that:  Mass of water (m) = 81.5 g  Initial temperature (T1) = 25.6°C Final temperature (T2) =…

Q: . How much heat must be removed from 15.5 g of water at 90.0°C to cool it to 43.2

A: q=m.c.∆T q= heat  m=mass C.=heat capacity ∆T= difference in temperature

Q: In joules, how much heat is released when 44.0 g of Ag cools from 199. to 129

A:

Q: A burning chip causes 85 g of water to rise from 5.5 C to 16.5 C. The specific heat of water is 1.00…

A: Mass(m) = 85g C= 1cal/gc T = T2 - T1 =  16.5 - 5.5 = 11Celsius Formula used q = mc(T2 - T1)

Q: A 10.4 g sample of a liquid changes from 35.0 ºC to 25.0ºC upon removal of 85.0 J of heat. What is…

A: Given         Heat (Q)  = -85 Joule  Mass of sample  (m)      = 10.4 gram  Initial Temperature (T1…

Q: Calculate the heat (in kJ) associated with the cooling of 392 g of mercury from 75.8°C to 12.0°C. kJ

A: The mass of mercury = 392 g. Initial temperature = 75.8 0C. Final temperature = 12 0C. Temperature…

Q: 8. If 100. J of heat energy are applied to a 25 g sample of mercury, by how many degrees will the…

A: Given is  Heat supplied (q) = 100 J Mass of sample (m) = 25 g Specific heat of mercury (c) = 0.14…

Q: A 530 mL  sample of water was cooled from 80.0 oC to 5.0 oC . How much heat was lost ?

A:

Q: How many kilojoules of heat energy are absorbed by a 200. g block of ice from -10 C to 0 C?

A: Solution-  Given Temperature-  00C to - 100C heat energy are absorbed by block of ice =200. g…

Q: How much heat is required to warm 2.07 kg of sand from 32.6 to 48.9 °C. The specific heat of sand is…

A:

Q: How much heat must be lost to change 35 grams of gaseous water into ice from 155 ˚C to -65˚C?

A:

Q: How much heat is required to warm a 4.1 lb Pyrex baking dish from 22 degrees C to 191 degrees C?

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Q: How much heat is required to convert solid ice with a mass of 685 g at a temperature of -11.0 °C to…

A: Given data:

Q: An ice cube tray holds 555 g water. If the water initially has a temperature of 31°C, how many…

A: Given, weight of water =555 g initial temperature,Ti=31°C final temperature,Tf=0°C

Q: compare the amount of heat given off by 1.40 mol of liquid water when it cools from 100.0c to 30c to…

A: Heat capacity of liquid water - 4.184 J/(g oC) Heat capacity of steam - 2.03 J/(g oC) Amount of…