How much heat (kJ) is needed to raise the temperature of 50.0 grams of water from 25.0°C to 50.0°C?

Q: Cyclohexanol, C6H12O (100.2 g/mol), has a heat of combustion, ΔHcomb = -3.727 × 103 kJ/mol. 0.535 g…

A: Combustion of cyclohexanol:

Q: Suppose you burn a 2.3 g sample of potato chips. You use the heat given off from that process to…

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Q: METAL Suppose you heat a metal object with a mass of 34.4 g to 95.4 °C and transfer it to a…

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Q: at, how many gram of C12H26 wo

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Q: Calculate the amount of heat required to raise the temperature of a 68 gg sample of water from 39C…

A: The considered sample of water is to be heated and the required temperature raise by heating, is…

Q: A 140.0 g sample of water at 25.0C is mixed with 114.0 g of a certain metal at 100.0 °C. After…

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Q: A piece of unknown solid substance weighs 437.2 g, and requires 8460 J to increase its temperature…

A: In this question, we want to determine the specific heat of the unknown substance.  You can see…

Q: How much heat must be applied to a 40.2g sample of gold (s=0.129 J(g∙℃)) in order to raise its…

A: Given information:Mass of gold = 40.2 gInitial temperature = 28.2 ˚CFinal temperature = 351.5…

Q: A 25.64g sample of solid was heated in a test tube to 100 degrees Celcius in boiling water and…

A: Given:Mass of sample = 25.64gT = 100o CMass of water = 50 gTemperature increased from 25.10 degrees…

Q: A 19.7724 grams of metal was heated to 100.001∘C  when the metal was placed into 155.00 grams of…

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Q: In a coffee cup calorimeter, 15.0 g sample of nickel metal is heated to exactly 100 °C and dropped…

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Q: Calculate the heat (q) for 195 grams of pure water heated from a temperature of 25.0 °C to 77.5 °C.…

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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: A 250.0 g metal bar requires 5.866 kJ to change its temperature from 22 o C to 100.0 o C. What is…

A: The heat required (Q) to raise the temperature of any substance of mass m can be expressed as…

Q: How much heat, in joules and calories, is needed to heat up 253 mL of water from 13.3 °C to 85.2 °C?…

A: Given : Volume of water = 253 mL Density of water = 1.00 g/mL Initial temperature of water = 13.3 °C…

Q: Calculate the specific heat (j/g•°c) of a substance that requires 311.1 joules of energy to raise…

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…

Q: The specific heat of a certain type of metal is 0.128 JNg."C). What is the final temperature if 305…

A: In this question, we want to determine the final temperature when amount of heat is added to a…

Q: Nitromethane (CH3NO2), sometimes used as a fuel in drag racers, burns according to the following…

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Q: A 87.9 g chunk of limestone (specific heat: 0.22 J/g°C) is heated to 231.9 °C and dropped into a…

A: Mass of limestone (m) = 87.9 g Specific heat of limestone (c) = 0.22 J/g.°C Initial temperature (Ti)…

Q: What is the specific heat of an unknown matter if a 20.00 kg of it released 300000.0 J of heat to…

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