A 69.5 g piece of iron at 525°C is put into 627 grams of water at 15.0°C. What is the final temperature of the water and the iron (in °C)? Specific heat capacity of iron is 0.451 J/g-°C; for water, 4.184 J/g-°C.

Q: When 10.0 g KOH is dissolved in 100.0 g of water in a coffee-cup calorimeter, the temperature rises…

A: Coffee-Cup calorimeter is a device which is used to measure the enthalpy of chemical process at…

Q: Iron has a specific heat capacity of 0.45 J/g C. If a piece of iron at 95 C is added to 175 g of…

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Q: 519.21 g of a cold water bath is at 26.55 ^\circ∘C. A sample of a hot metal is placed into the water…

A: Mass of water = M = 519.21 g  Initial temperature of water Ti = 26.55 °C  Final temperature of water…

Q: 75.0 mL of 1.80 M CuSO 4 solution is mixed with 150 mL of 1.80 M NaOH solution in a coffee cup…

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Q: A piece of silver of mass 362g has a heat capacity of 85.7 J/degrees Celsius. What is the specific…

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

Q: An iron bar of mass 869 g cools from 94°C to 5°C. Calculate the heat released (in kilojoules) by the…

A: Q = m . s . ∆T

Q: A 10 g piece of copper at 145 oC is placed in 150 mL of water. The initial temperature of water is…

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Q: A metal radiator is made from 26kg of iron. The specific heat of iron is 0.449 J/g °C. How much heat…

A: Specific heat capacity: The amount of energy required to raise the temperature of 1 Kg of the…

Q: A 55.0 g piece of metal is heated in boiling water to 99.8 0 C and then dropped into cool water in…

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Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.55 °C to…

A: Given data Initial temperature of water, T1 = 25.55 °C  Final temperature of water, T2 = 28.22 °C…

Q: A 47.0-g sample of copper at 99.9 °C is dropped into a beaker containing 157 g of water at 19.0 °C.…

A: Heat gained or lost by any substance is calculated as: q = m.C.∆T where m is the mass of the…

Q: When 18.0 mL of water at 11.0 C is combined with 20.0 mL of water at 55.0 C, what is the final…

A: Given : Volume of cold water = 18.0 mL Initial temperature of cold water = 11.0 oC Volume of hot…

Q: You wish to heat water to make coffee. How much heat (in joules) must be used to raise the…

A: We have to apply formula Q=mc∆T Here Q is the heat needed to raise temperature c is specific heat m…

Q: The specific heat capacities of Cu, Fe, and Ag are 0.385 J/g°C, 0.449 J/g°C, and 0.235 J/g°C,…

A: Temperature is inversely proportional to specific heat capacity of metal

Q: A 43.5-g sample of copper at 99.9 °C is dropped into a beaker containing 156 g of water at 18.7 °C.…

A: Given: Mass of copper = 43.5g Mass of water = 156g Initial temperature of copper = 99.9°C = 99.9 +…

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: How many milliliters of water at 23 °C with a density of 1.00 g/mL must be mixed with 180 mL (about…

A: The heat transferred by a substance is determined as the equation:

Q: energy (in joules) is needed to heat 200.0 g of water by 10.0 C? The heat capacity of water is…

A: The energy in joules that is needed to heat 200.0 g of water by 10.0 degrees Celsius is to be…

Q: 2. A sheet of gold weighing 10 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

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Q: A 65.78 g piece of iron heated at 100.43 °C is placed in a coffee cup calorimeter contains 151.82 g…

A: heat lost by iron = ?

Q: A 24.0 g sample of granite at 100.0 °C was added to 100.0 g of water at 25 °C, and the temperature…

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Q: If 29.00 g of aluminum at 76.45 °C is dropped into 125.7 g of water at 34.04 °C, what will be the…

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Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.69 °C to…

A: The heat required to raise the temperature of a substance can be expressed as :

Q: Zinc is primarily used to galvanize steel, a process that protects the metal against unwanted…

A: The heat required for a substance 'q' to alter the temperature ∆T is given by the equation, q=m×C×∆T…

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: Suppose two 45-g ice cubes are added to a glass containing 500 cm3 of cola at 20,0°C. When thermal…

A: · Two 45 grams of ice cubes are added to a glass containing 500 cm3 of cola at 20.0°C· When thermal…

Q: A 192-gram piece of copper was heated to 100.0oC in a boiling water bath, and then it was dropped…

A: According to law of calorimetry heat absorbed  = heat released.  Copper has higher temperature so it…

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: 1. If 10 g of water at 52oC and 25 g of water at 10oC were mixed in an insulated container, what…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: The specific heat capacity of copper metal is 0.385 J/g · K. How much energy is required to heat 205…

A: The energy required to heat a solid metal is given by  Q = mCΔT  where m = mass of metal  C =…

Q: A 43.0-g sample of copper at 99.1 °C is dropped into a beaker containing 151 g of water at 18.7 °C.…

A: When copper is placed in water, the heat liberated from copper will be equal to the heat gained by…

Q: How many milliliters of water at 31 °C with a density of 1.00 g/mL must be mixed with 95.0 mL (about…

A: Given: Initial temperature of water=31 degree celciusdensity =1.00g/mlvolume of coffee(m2)=95…

Q: A18 kg block of iron at 29 °C is rapidly heated by a torch such that 11 kJ is transferred to it.…

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Q: A 17.1 g piece of silver was heated to 98.8 °C in boiling water and then dropped into a beaker…

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Q: A 4.1-g sample of Colorado oil shale is burned in a bomb calorimeter, which causes the temperature…

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Q: When 12.29 g of finely divided brass at 95.0 °C is quickly stirred into 40.00 g of water at 22.0 °C,…

A: Given, Mass of brass= 12.29 g Temperature = 95.0°C Mass of water = 40.00 g the temperature of water…

Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.50 °C to…

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Q: A 44.5-g sample of copper at 99.4 °C is dropped into a beaker containing 150. g of water at 18.0 °C.…

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Q: When 10.99 g KOH is dissolved in 101.9 g of water in a coffee-cup calorimeter, the temperature rises…

A: When definite amount of substance in any reaction transforms into products, release or absorption of…

Q: Soapstone is a type of metamorphic rock that is used as an ice alternative to cool drinks without…

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Q: The heat of the solution of ammonium nitrate is 26.2 kJ/mol. If a 5.368 g sample of NH₄NO₃ is added…

A: Heat of the solution of ammonium nitrate = 26.2 kJ/mol Mass of ammonium nitrate = 5.368 g Volume of…

Q: If a 42.0g piece of steel at 75.0 degrees C is placed in 150.0 g of water at 25.5 degrees C, what is…

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Q: 2. An 88.5 gram piece of iron initially at 78.8°C is place in a beaker containing 244 grams of water…

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Q: A student heats 84.17 mL of water to  95.27°C using a hot plate. The heated water is added to a…

A: Since,mass = density × volume

Q: 75.0 mL of 1.80 M CUSO 4 solution is mixed with 150 mL of 1.80 M NAOH solution in a coffee cup…

A: 75.0 mL of 1.80 M CuSO 4 solution is mixed with 150 mL of 1.80 M NaOH solution in a coffee cup…

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…

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Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: A 151.6-g sample of a metal at 75.3°C is added to 151.6 g H,0 at 14.8°C. The temperature of the…

A: As per law of conservation of energy, the heat lost by the hot body is equal to the heat gained by…

Q: A 1.9 kgkg block of iron at 29 ∘C∘C is rapidly heated by a torch such that 17 kJkJ is transferred to…

A: The change in temperature of a substance is related to the heat supplied to that substance as…