determine the heat associated with a decrease in the temperature of 375g of water from 31.5°C to 24.6°C. The specific heat capacity of water is 4.18 J/g°C

Q: Consider samples of water and of ethanol that have equal masses.  Which statement correctly…

A: Heat capacity is amount of heat require to raise the temperature of substance by one degree Celsius.

Q: If Water has a specific heat of 4.184 J/g°C. How much heat is required to increase 10.0 g of water…

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Q: The specific heat capacities for several substances are shown in the table. Substance Specific Heat…

A: We have to predict which substance wil undergo greatest temperature change .

Q: Determine the amount of heat needed to raise a piece of metal 54.8 K. The piece of metal has a mass…

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Q: What is the final temperature of gold. The specific heat capacity is 0.128 j/g. C

A: Specific heat capacity is amount of heat required to raise temperature of one gram of a substance by…

Q: Two amounts of 50.0 g of water, at 13.0 and 55.0 °C, respectively, were mixed inside a cup. If the…

A: heat capacity = m C ΔT m = 50 g C = 4.18 J/g c ΔT = 55-13 = 42 c

Q: Calculate the amount of heat necessary to raise the temperature of 12.0 g of water from 15.4C to…

A: Heat required for raising temperature of a liquid depends on three factors namely mass of the…

Q: A 25.0g sample of water at 125.0°C was placed in an insulated cup. Then 25.3g of iron at 23.5°C was…

A:

Q: A piece of gold (specific heat of 0.129 J/g oC) at 190 oC is placed in 165 mL of water. The initial…

A: The heat lost by the piece of gold is absorbed by water. The amount of heat absorbed by water can be…

Q: A 47.0-g sample of copper at 99.8 °C is dropped into a beaker containing 147 g of water at 18.6 °C.…

A: Given: Mass of copper sample                       = 47.0 g Initial temperature of copper sample =…

Q: A 63.5-g piece of an unknown metal is heated to 92.40°C and quickly added to 100.0 g of water in a…

A: Given, mass of unknown metal, mu=63.5 g initial temperature of metal, Tiu=92.40°C mass of water,…

Q: 13.0 and 54.0 °C, respectively, were mixed inside a cup calorimeter. If the temperature of water…

A: The heat capacity of the calorimeter is 58.1J/oC

Q: A chunk of metal having a mass of 49.7g was warmed to 95.5°C and then dropped into a calorimeter…

A: Mass of metal = 49.7g  Mass of water = 45.3g Heat capacity for water = 4.18J/g°C Final temperature =…

Q: A metal object with the mass of 24.1 g is heated to 97.0 *C and then transferred to an insulated…

A: Given: Specific heat of water = 4.18 J/g. oC Mass of metal = 24.1 g Mass of water = 86.9 g. Initial…

Q: Quantity Mass of can (g) 12.695 mass of can and water (g) 125.129 Initial mass of food sample (g)…

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Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

A:

Q: You are holding 2 different substances in your hands. In your left hand, substance A begins to melt…

A: Given  A melts after 3 minutes of holding B melts after 5 minutes of holding.

Q: 151.0-g sample of a metal at 75.0°C is added to 151.0 g H20  at 14.2°C. The temperature of the water…

A: Solution:     Specific heat is defined as the amount of heat required to raise the temperature of a…

Q: A piece of metal weighing 57.3 g is heated to a temperature of 88.0°C and is then immersed in 155 g…

A: Since, heat energy = m.s.∆T        where m = mass                 s   = specific heat capacity…

Q: A 149.6-g sample of a metal at 75.0°C is added to 149.6 g H2O  at 14.0°C. The temperature of the…

A: Given For metal, mass(m)=149.6 g Initial temperature(Ti)=75℃ Final temperature(Tf)=30℃ Specific…

Q: A piece of unknown metal with a mass of 18.01 g is heated in boiling water to 98.9°C and then…

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Q: How much more energy (in joules) is needed to heat 200.0g of water by 10.0 celcius? The heat…

A: When the heat is transferred to a system the temperature of the system rises. The increase in energy…

Q: Assume that it is possible to heat water with perfect insulation (all the heat from combustion of…

A: 1) E=m*C*∆T where is C specific heat capacity in J/g⋅∘C.   = 200*4.185*10   =8370 J 2) Calculate the…

Q: A piece of solid substance weighs 2.0g, and requires 100J to increase its temperature from 25.0…

A: Given: Mass of substance= 2.0 g T1= 25 C T2= 30.0 C Heat, q= 100 J

Q: A 135 g sample of metal requires 2.50 kJ to change its temperature from 19.5 oC to 100.0 oC. What is…

A: Given,Mass of the metal, m = 135 gHeat required, q =2.50 kJ = 2500 J    (1 kJ = 1000 J)Initial…

Q: A 500-mL bottle of water and a 2-L bottle of water were both at room temperature. Then they were…

A: Heat gained or lost,  Q = mCPΔTFrom the above equation it is clear that the heat lost or gained…

Q: )How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a 45g silver…

A: Specific heat capacity is defined as the amount of heat required to raise the temperature of 1…

Q: When immersed in water, the temperature of a 102.1 gram sample of metal changes from 150.2 0C to…

A:

Q: When you mix two substances, the heat gained by one substance is equal to the heat lost by the other…

A: According to the specific heat equation : q = m. C. ∆ T Where  q = heat absorbed or released m =…

Q: How much heat is required to raise the temperature of 125 g of water by 10.0ºC? The specific heat of…

A: Given  Mass of water        (m)        = 125 gram  Temperature difference ( ∆T )  = 10 ℃ Specific…

Q: What do you call the amount of heat required to change the temperature of 1 gram of a substance by…

A: The heat required to raise the temperature of 1gm of substance by 1°C is called specific heat.

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

A: We can use the formula : q=ms∆t We are Given: ∆T for water = 34.00-24.30 = 9.70 oC ∆T for metal =…

Q: Calculate the amount of heat necessary to raise the temperature of 12.0 g of water from 15.4°C to…

A: Explanation Heat capacity Multiplying the mass of a specific substance with its heat capacity and…

Q: Define specific heat capacity. the quantity of heat required to raise the temperature of 1 mole of a…

A: specific heat is the property of the substance and is different for different substances

Q: Two substances, iron and granite, initially at different temperatures, come into contact and reach…

A:

Q: 2.1. A 220 g quantity of a certain metal is heated to 100.0 °C. The metal was immediately immersed…

A: Given: Mass of the metal = 220 g The initial temperature of the metal = 100 oC The volume of the…

Q: Explain the difference between heat capacity and specific heat of a substance. Heat capacity refers…

A:

Q: A piece of al rises from 12°C to 267°C when 271 J of heat are applied What is the mass of the…

A: Initial temperature of Aluminum (Al) = T1 = 21°C Final temperature of Aluminum (Al) = T2 = 267°C…

Q: How much heat, in kJ, would be needed to raise the temperature of 500.0 g of water from 14.5 ºC to a…

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Q: A sheet of gold weighing 10 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

A:

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

A: The heat lost by the hot metal equal to the heat gained by the water. Both processes are temperature…

Q: In the lab you heat a 100.0 g sample of lead from 22oC to 80oC and add it to a 100-gram sample of…

A: The heat capacity is the ratio of the energy supplied in the form of heat to the rise in the…

Q: A 150.0-g sample of a metal at 75.0°C is added to 150.0 g H20 at 15.0°C. The temperature of the…

A:

Q: A 50.0-g sample of water at 100.00°C was placed in an insulated cup. Then 25.3-g of zinc at 25.00°C…

A: We are given sample of water mw=50.0 gm initial temperatureTwi=100°C final temperature of…

Q: A piece of unknown substance weighs 44.7 g and requires 2110 J to increase its temperature from 23.2…

A: Specific heat: Specific heat can be defined as quantity of heat required to raise the temperature of…

Q: A 28.5 g piece of gold is heated and then allowed to cool. What is the change in temperature (°C) if…

A: Given: Mass of gold = 28.5 g Heat released = 0.226 kJ Molar heat capacity of gold = 25.4 J/mol･°C To…

Q: A 1.2 kgkg block of iron at 33 ∘C∘C is rapidly heated by a torch such that 12 kJkJ is transferred to…

A:

Q: A group of students place 15.41g of a metal into a test tube. They place the test tube into a beaker…

A: Given, mass of the metal = Wmetal = 15.41 g  Mass of the water = Wwater = 10.47 g Initial…

Q: The burning of 1.5 g of vegetable cause the temperature of 58.18 g of water and a soda can…

A: m = 58.18 g C = 4.18 J/g. 0C. Ti = 21.5 0C Tf = 28.1 0C