A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains 3.00kg of water at 31.1°C. During the reaction 107.kJ of heat flows out of the flask and into the bath. Calculate the new temperature of the water bath. You can assume the specific heat capacity of water under these conditions is 4.18·J·g−1K−1

Q: How many grams of water can be heated from 25.0 oC to 75oC using 12500.0 Joules?

A: Given, amount of heat =12500.0 Joulesinitial temperature =25 °Cfinal  temperature =75 °Cwe are asked…

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Q: A 1533 kg car is traveling down the road at 99.0 km/h. While traveling at this rate of speed, what…

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Q: After absorbing 1.690 kJ of energy as heat, the temperature of a 0.500-kg block of copper is 43 °C.…

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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

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A: We know that q = mc∆T ....(1)  q = heat required = 3.7 J, ∆T = increase in temperature = 11.6 °C…

Q: Substance Specific Heat Capacity (in J/g x °C) Iron 0.449 Aluminum 0.897 Lead 0.129 4. Using the…

A: Given : Initial temperature of substance = 20 oC Final temperature of substance = 30 oC And equal…

Q: A 1489 kg1489 kg car is traveling down the road at 100.2 km/h.100.2 km/h. While traveling at this…

A: Mass = m= 1489kg. Velocity v = 100.2km/h = 100.2×5/18 = 27.7m/s (1km/h =5/18 m/s).

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a  1.80kg…

A: The question is about calculating the Specific Heat Capacity of the Substance. Firstly, let's write…

Q: What is the kinetic energy (in J) of a 2240-pound automobile traveling at 67.8 km per hour? x 10 J

A: For an Automobile, Mass, m = 2240 pound  Velocity = 67.8 km hr-1  Kinetic Energy, Ek = ?

Q: Calculate the heat change (q) in J when 8.111 grams of water is cooled from 1.472 ºC to -2.592 ºC.

A: The heat change during a temperature change ca be calculated as follows. q=mc∆Tq=heat…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 415.0 mg sample…

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Q: An iron can weighing 50 grams absorbs 256.0 J of heat and warms by 11.4C. What is the specific heat…

A: The amount of heat required to raise the temperature of a substance by one degree Celsius is called…

Q: 21. The temperature of the cooling water as it leaves the hot engine of an automobile is 240 °F.…

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Q: Titanium reacts with iodine to form titanium(III) iodide, emitting heat, via the following reaction:…

A: Number of moles is equal to the ratio of mass to molar mass of substance. Number of moles=MassMolar…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 663.0 mg sample…

A: Given Mass = 663 mg = 663 x 10-3 g Heat = 12.8 J T1 = 0°C T2 = 21.4°C

Q: ΔE of a system

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Q: Calculate the heat capacity for 50.0 g of water in units of J/oC and calories/oC.

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Q: Calculate the temperature change when 7.52J of heat is released in a calorimeter having a heat…

A: Given,  Heat released = q = 7.52 J  Heat capacity of calorimeter = C = 470 J/°C  Temperature change…

Q: When 145 mL of 0.212 M NaCl(aq) and 145 mL of 0.212 M AgNO3(aq), both at 21.1°C, are mixed in a…

A: Moles of AgNO3 = Molarity× Volume = 0.212 M × (145/1000)L = 0.03074 moles

Q: 4. What speed must a 250.0 kg motorcycle be travelling at to have a kinetic energy of 2.8 x 10* J?

A: We nees to find the speed of motorcycle if, kinetic energy = 2.8×104 J and, mass = 250.0 kg

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 228.0 mg sample…

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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…

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A: Welcome to bartleby !  Introduction :  We have to tell kind of work and how much is involved .

Q: With this information and the specific heat of water, 4.184 J/(g·°C), calculate the specific heat,…

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A: Given: Heat capacity in J/K = 15.080 J/K.

Q: Exactly 385 J will raise the temperature of 76 g of a metal from 15.7oC to 50.9oC. What is the…

A: The given data: The mass of metal is 76 g The temperature of metal raises from 15.70C to 50.90C…

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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: A chemist carefully measures the amount of heat needed to raise the temperature of a 614.0 mg sample…

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A: The first law of thermodynamics:                                                         ∆U = q+w…

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A: Using the relation Q=mCΔT we can find specific heat capacity of substance.

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Q: how much energy in joules is needed to heat 200.0 g of water by 10.0 degrees celsius? the heat…

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Q: E. A chemical change involves a change in the composition of matter-the formation of a new chemical…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.65kg sample…

A: Molar Heat Capacity: The molar heat capacity of a chemical substance is the amount of energy that…

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Q: The temperature of a sample of water increases from 20C to 46.6C as it absorbs 5650J of heat. What…

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Q: The heat capacity of an object depends on its mass and its composition. The heat capacity of one…

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Q: They are all one question. A chemical reaction is run in which 469 Joules of work is done by the…

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Q: If 91 J of heat is added to a pure gold coin with a mass of 15 g , what is the temperature change?…

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