A 12.48g sample of an unknown metal, heated to 99.0˚C was then plunged into 50.0mL of 25.0˚C water. The temperature of the water rose to 28.1˚C. Assuming no loss of energy to the surroundings. How many joules of energy did the water absorb

Q: 100. If 1.45 Lof water has an initial temperature of 25.0 °C, what is its final temperature after…

A: Given that : The volume of water(V) = 1.45 L Initial temperature(T1) = 25°C Heat energy = 9.4 x 1022…

Q: A piece of unknown metal has a mass of 217 g. The metal absorbs 1.43 KJ of heat, its temperature…

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Q: A chunck of lead at 91.7 degrees celcius was added to 200.0 g of water at 15.5 celcius. the specific…

A: Given:Specific heat of water = 4.18 J/goCspecific heat of lead = 0.129 J/goCInitial Temperature of…

Q: Calculate the heat that must be supplied to a 500.0 g stainless steel vessel containing 450.0 g of…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: What is the final temperature of gold. The specific heat capacity is 0.128 j/g. C

A: Specific heat capacity is amount of heat required to raise temperature of one gram of a substance by…

Q: A  55.2 g piece of metal has a temperature of 90.4 °C before being placed into 102.5 g of water at…

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Q: Suppose you heat a metal object with a mass of 34.4 g to 95.1 °C and transfer it to a calorimeter…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: 1. If 200. grams of water is to be heated from 24.0°C to 100.0°C to make a cup of tea, how much heat…

A: Given that:                                             Mass of water = 200 g…

Q: 97. How much heat in kilojoules is required to heat 56 L of water from an initial temperature of 85…

A: Volume of water, V = 56 L or 56000 mL Density of water, ρ = 1 g/mL Determine the mass of water, m –…

Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.55 °C to…

A: Given data Initial temperature of water, T1 = 25.55 °C  Final temperature of water, T2 = 28.22 °C…

Q: A 3006 mg sample of magnesium metal is heated from 5.500 °C to 15.490 °C. This process requires…

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Q: A 5.80-g sample of copper is heated from 55.0°C to 75.0°C. The amount of energy required is 23.20 J.…

A: Given information: Mass of sample = 5.80 g Initial temperature = 55.0°C Final temperature = 75.0°C…

Q: 8.0 g sample of iron was heated from 0℃ to 50℃. It absorbed 55.2 J of energy. What is the specific…

A: Answer

Q: A piece of metal was placed into a 75.00 grams of water. The temperature of the water increased from…

A: Given , mass of water = 75.00 g Initial temperature Ti= 22.02°C Final temperature, Tf = 25.04°C…

Q: 83.6 g of water at 28.7 degrees Celsius is heated. The water is warmed to 87.4 degrees Celsius. How…

A: Specific heat (S) :  The amount of heat energy needed to rise the temperature of one gram of a…

Q: In the laboratory a student finds that it takes 1Joules to increase the temperature of 13.3 grams of…

A:

Q: When 673.0 J of heat energy is added to a 46.0 g sample of solid copper, the temperature increases…

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Q: A 225-g sample of aluminum was heated to 125.5 oC, then placed into 500.0 g water at 22.5 oC. (The…

A: Here we have:           mass of aluminiun, mAl = 225 g             mass of water , mH2O = 500.0 g…

Q: An amount of food is burned and releases 6800.0 calories of energy. What mass of water can be heated…

A: The amount of heat transferred in a system is calculated as follows,…

Q: A sample of water of unknown mass undergoes a temperature change from 68.09°C to 72.61°C with a…

A: Given, a sample of water of unknown mass. undergoes a temperature change from 68.09°C to 72.61°Cwith…

Q: The temperature of a brass bar by 10.0°C when it absorbs 2.00kJ of energy by heat. The mass of the…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 732.0 mg sample…

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Q: A sample of water with a mass of 46.30 g absorbs 3.800 kJ of heat energy. If the initial temperature…

A: Given the mass of water =46.30 g heat absorbed by water =3.800 kJ =3800 J initial temperature of…

Q: Suppose you heat a metal object with a mass of 31.8 g to 96.8 °C and transfer it to a calorimeter…

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Q: 30.0-g sample of chromium is heated to 100.0 degress celcius in a boiling water bath. the samples…

A: When the chromium is lost heat and the calorimeter of water is gained the heat    And when the heat…

Q: ● A 156.0 g sample of a metal at 75.0°C is placed in 144.6 g of water at 20.0 °C. The temperature of…

A: Given that :Mass of metal (ms) is 156.0 gInitial temperature of metal is 75.0 °CMass of water(mw) is…

Q: A 500.0g sample of an unknown substance, initially at 20.2 degree celsius, was heated with 1.55kJ of…

A: For any provided specific substance which contains amount that is 1.0 gram, the heat (Q) required…

Q: A metal cylinder has a mass of 100.00 g is heated to 95.50 Degrees Celsius and then put in 245.5 g…

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Q: A 58.28 gram sample of a material with a specific heat of 1.971 J/g•°C is heated from 21.3°C by…

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Q: A sample of unknown metal had a mass of 120.4g. As the sample cools from 90.5 degrees C to 25.7…

A: Given, mass of metal = 120.4 g Initial Temperature = 90.5°C  Final temperature = 25.7°C  Specific…

Q: 4. A hot 1.00 kg chunk of copper is allowed to cool to 100.0°C. If the copper gave off 231 kJ of…

A: Given,  Mass of Copper = 1.00 Kg Final temperature = 100.0°C  Specific heat = 0.385 J/g°C  Initial…

Q: 7. If it takes 105 joules to warm 100 grams of a substance from 20°C to 25°C, what is the specific…

A: Since you have asked multiple question, we will solve the first questionfor you. If you want any…

Q: what quantity of heat energy must have been applied to a block of aluminum weighing 38.4g of the…

A: The total heat required (Q) is determined as follows. Q=mAlcAl∆T ...... (1)

Q: A 100.0 g sample of metal is heated to 90.0 °C and placed in 110.0 g of water at 22.0 °C. The final…

A: The certain heat quantity needs to be transferred to any substance's known mass (amount) in order to…

Q: A 100.0g sample of water at 25.30 degrees Celsius was placed in an insulated cup. Then 45.00g of…

A: Given that: Mass of water = 100.0 g Initial temperature of water = 25.30°C Mass of lead pellets =…

Q: The mass of the object is 298.9 g. It is determined experimentally that it takes 19.2 J to raise the…

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Q: A 15.5g piece of chromium is initially heated to 100.0 degrees C and then dropped into a beaker…

A: The mass of chromium metal piece is = 15.5 g The temperature of the chromium piece is = 100oC =…

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: A 46.0-g sample of copper at 99.2 °℃ is dropped into a beaker containing 159 g of water at 18.9 °C.…

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Q: A 25.0g piece of aluminum sits in a room and cools.  It loses 4300.0 J of heat. If the initial…

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Q: A 44.5-g sample of copper at 99.4 °C is dropped into a beaker containing 150. g of water at 18.0 °C.…

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Q: 55.0 g sample of nickel (specific heat = 0.433 J/g°C) at 100.0°C is added to 65.0 g of water at…

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