A sample of water with a mass of 764.1g undergoes a temperature change from 41.23 celcius to 20.82 celcius . What is the heat change in Joules

Q: The temperature of a 95.4 g piece of copper decreases from 48°C to 25°C when the copper releases 849…

A: The amount of heat required to increase the temperature of 1 gram of a substance by 1 degree Celsius…

Q: What is the specific heat of an object that goes from 25.2 Celsius to 31.4 Celsius Celsius when it…

A: Given: Amount of heat absorbed = 250 cal. Initial temperature = 25.2 oC Final temperature = 31.4 oC…

Q: a 72.2g piece of metal at 84.0 C is placed in 137g of water at 21.0C contained in a calorimeter. the…

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Q: What is the specific heat of a 41.5g piece of glass, if it takes 17.8 kJ of heat to raise its…

A: ∆H = mS∆T  ∆T = 68.5 - 20 = 48.5 °C

Q: A 125 g of metal is heated to 286 Celcius and dropped into 85.5g of water at 26.0 Celcius. The metal…

A: Heat Capacity: It may be defined as the amount of heat energy needed or loosen by anybody to change…

Q: A 15.0 g piece of graphite is heated to 100.0 degrees Celcius and placed in a calorimeter. The…

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Q: What is the specific heat of a 83.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: The amount of heat absorbed or released is related to specific heat capacity as,…

Q: A sample of iron absorbs 62.3 J of heat, upon which the temperature of the sample increases from…

A: The amount of heat required is related to specific heat capacity as,…

Q: How many joules of energy are required to heat 2.5 kg water from 18.5 to 55.0 Celsius?

A: To calculate the energy required to raise the temperature of any given substance, is calculated as-…

Q: How much heat is required to raise the temperature of 125 grams of water by 10.0 degrees C?

A: Answer The quantity of heat required to raise the temperature of 125 g of water by 10.0°C is 5230 J.…

Q: A 50.00-g sample of metal at 78.0 C is dropped into cold water. If the metal sample cools to 17.0 C…

A: Given: Mass of sample=50.00-g Specific heat of metal=0.108 cal/g °C Change in temperature=78.0…

Q: How much heat (in kJ) is required to raise the temperature of a 525.0 mL sample of water from 22.1 C…

A: The heat required to raise the temperature is directly proportional to the mass of sample and the…

Q: In the laboratory a student finds that it takes 83.3 Joules to increase the temperature of 14.0…

A: Given data 83.3joule needed  Mass of solid iron in 14.0gram Initial temperature = 21.7°c final…

Q: What will be the temperature change of the metal?

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

Q: In the laboratory a student finds that it takes 54.9 Joules to increase the temperature of 11.0…

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Q: a sample of aluminum absorbed 9.86J of heat, and its temperature increased from 23.2C to 30.5C. What…

A: The objective of the question is to find the mass of the aluminum sample using the given heat…

Q: In the laboratory a student finds that it takes 14.8 Joules to increase the temperature of 10.6…

A: The specific heat (C) of a compound is mathematically expressed as: C=Qm×∆T…

Q: A 135-g sample of a metal requires 2.50 kJ to change its temperature from 19.5°C to 100.0°C. What is…

A: Heat capacity is the amount of heat required to raise the temperature by one degree Celsius,…

Q: If 87 J of heat are added to a balloon, causing it to expand from 1.0 L to 1.4 L under 0.97 atm of…

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Q: A 30.0g piece of copper absorbs 481.95 J of heat while rising from 23.0°C to 65.5 °C. Calculate the…

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Q: An 80.0g sample of metal, initially at 96 degrees C, is placed into 150g of water initially at 26…

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Q: How many degrees of temperature rise will occur when a 25.0 g block of aluminum absorbs 10.0 kJ of…

A: Specific heat (C) :-  The amount of heat required to raise the temperature of 1 gram of a substance…