If 601 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g.°C) that can be heated from 22.5°C to 120.0°C?

Q: 1.00 kg of Cu at 42 degrees Celcius is placed into 100. g of water at 15.0 degrees Celcius. The…

A: Loss of heat by the metal = Gain of heat by the water.

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

A:

Q: A calorimeter is charged with 57.9 mL of water at 25.0 °C. After a reaction takes place in the…

A: Given, Volume of water = 57.9 mL Density of water = 1.00 g/mL Initial temperature (Ti) = 25°C Final…

Q: 24.0 g of metal at 78.3°C is cooled to 12.4°C and produces 194 J of heat. What is the specific heat…

A: Mass of substance M = 24.0 g  Initial temperature = 78.3 °C  Final temperature = 12.4°C  Heat…

Q: How much will the temperature of a cup (183 g) of coffee at 96.1 °C be reduced (in °C) when a 45 g…

A: The problem is asking us to find the final temperature of the coffee after a silver spoon is placed…

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

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: specific

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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: A Snickers® candy bar contains 280 kilocalories, of which the fat content accounts for 120…

A: Energy in kilocalories is equal to 4.184 Joules.

Q: 2) When 100 g of unknown metal at 100 °C added to a calorimeter containing 50.00 g of water the…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: In the laboratory a student finds that it takes 37.4 calories to increase the temperature of 14.3…

A: The amount of heat requires to increase the temperature of one gram of compound by 1° is called the…

Q: The specific heat of lead is 0.128 J/g·°C. How much heat is needed to raise the temperature of 4.90…

A: Introduction: Specific Heat Formula Heat added to a m kg substance which has specific heat c and…

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: akes 47.0 J to raise the temperature of an 9.90 g piece of unknown metal from 13.0°C to 24.6 °C.…

A: Specific Heat capacity is amount of heat required to increase the temperatures of one gram of…

Q: A sample of aluminum absorbs 50.1 J of heat, upon which the temperature of the sample increases from…

A: Heat absorbed = 50.1 J  Initial temperature  = 20.0 °C  Final temperature  = 35.5 °C  Specific heat…