A 1467 kg1467 kg car is traveling down the road at 81.0 km/h.81.0 km/h. While traveling at this rate of speed, what is the kinetic energy of this vehicle in kilojoules?

Q: Which of the following does NOT describe an exothermic reaction? Heat is released from the reaction…

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

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Q: To raise the temperature of 75.0 g of a particular metal by 1.50 °C requires 107 calories of heat.…

A: Specific heat: It is defined as the amount of heat required to raise the temperature by 1gm of a…

Q: A 1753 kg1753 kg car is traveling down the road at 82.2 km/h.82.2 km/h. While traveling at this rate…

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Q: What is the kinetic energy in joules of a 1030-kg automobile traveling at 86 km/h?  What is the…

A: Kinetic energy of the moving particle depend on its mass and velocity .

Q: 1621 kg car is traveling down the road at 89.4 km/h. While traveling at this rate of speed, what is…

A: The question is based on the concept of kinetic energy. the amount of energy possessed by a molecule…

Q: When 15.3 g of sodium nitrate was dissolved in water in a calorimeter, the temperature fell from…

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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 63.5 g sample of an unidentified metal absorbs 355 J of heat when its temperature changes by 4.56…

A: We know the formula for the heat equation of the calorimetry => q = mcΔT where,  q is the amount…

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

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Q: Commercial cold packs consist of solid ammonium nitrate and water. NH4NO3 absorbs 25.69 kJ of heat…

A: Given that: Mass of ammonium nitrate = 3.40 gMass of water = 100 gInitial temperature of solution =…

Q: heat, upon which the temperature of the sample increases from 21.5 °

A: Dear student I have given answer to your question in the image format.

Q: What is the specific heat of a 42.01 g piece of an unknown metal that exhibits a 45.2 °C temperature…

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Q: A 2.15-gram raw cashew nut is burned. The heat released raises the temperature of a 100.0-gram…

A: Given : Mass of water = 100.0 g Mass of cashew = 2.15 g Initial temperature of water = 18.2 oC Final…

Q: A calorimeter is calibrated to have a heat capacity of 441.2 J/°c. 0.143 g of substance X is burned…

A: Heat Capacity ,c= 441.2 J/°c.  Mass of compoud,m = 0.143g Change in temperature,∆T = 39.5°C- 23.1°C…

Q: Calculate the heat of reaction (in J)

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Q: A 175 g piece of iron and a 175 g piece of aluminum are placed in a hot water bath so that they are…

A: The amount of heat required to increase the 1oC temperature of 1 g metal is known as the specific…