A 20.94 g sample of a metal is heated to 99.4°C in a hot water bath until thermal equilibrium is reached. The metal sample is quickly transferred to 100.0 g of water at22.0°C contained in a calorimeter. The thermal equilibrium temperature of the metalsample plus water mixture is 24.6°C. What isthe specific heat of the metal? Express the specific heat with the correct number of significant figures.

Q: What is the specific heat of a 65.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Weight of unknown metal= 65.5 1g Temperature (∆T)= 45.2°C Absorbed heat=1870 J

Q: A 125 gram piece of metal is heated to 288°C and dropped into 85.0 grams of water at 26.0°C.  If the…

A: We have 125 g of metal of temperature 288°C, 85 g of water at 26°C , both have final temperature as…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 129.0 mg sample…

A: Mass of sample = m = 129 mg = 0.129 g Initial temperature = T1 = - 9.6°C Final temperature = T2 =…

Q: What is the specific heat of a 88.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: A 12.3 g chunk of metal is heated up to 95°C and  dropped into an insulated vessel containing 157 g…

A: The question is based on the concept of law of conservation of energy . whatever heat lost by the…

Q: What is the specific heat of a 66.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: The relation between specific heat and heat energy is given by q = m * C * ΔT Where q = heat energy…

Q: In the laboratory a student finds that it takes 75.4 Joules to increase the temperature of 13.3…

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

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 886.0 g sample…

A: The heat (q) absorbed or evolved can be calculated by the mass (m) of the compound, temperature…

Q: A 124.5 g sample of an unknown metal absorbs 1276.25 J of heat, upon which the temperature of the…

A: Given: The mass of the metal sample = 124.5 g The amount of heat absorbed by the metal = 1276.25 J…

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: the laboratory a student finds that it takes 29.3 Joules to increase the temperature of 13.1 grams…

A: Given -> ∆H= 29.3 joule Weight (m) = 13.1 gm T1=20.0°C  T2= 37.9°C

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 674.0 mg sample…

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Q: It takes 42.0 JJ to raise the temperature of an 9.40 gg piece of unknown metal from 13.0∘C∘C to 24.6…

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Q: How much heat is required to warm 1.50 L of water from 25.0°Cto 100.0°C? (Assume a density of 1.00…

A: We can solve this problem by using the following relation: q=m×c×△T Where: q=Heatc=specific heat(…

Q: When 4.3 kJ of heat are added to an unknown quantity of water, the temperature rises from 34oC to…

A: 4.3 KJ of heat is added to an unknown quantity of water and the temperature of water rises from…

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: Suppose that a 18.96 g sample of some liquid at 74.72 degrees celsius was cooled by the removal of…

A: Given: Mass of liquid=18.96 g Let the final temperature be "T" Temperature change, ∆T=(T-74.72)°C…

Q: We A chemist carefully measures the amount of heat needed to raise the temperature of a 310.0 mg…

A:

Q: A block of metal weighing 57.58 g is cooled from 100.0°C to 42.16°C with the release of 544.08…

A: Given, Mass of metal (mmetal) = 57.58 g Initial temperature (Ti) = 100°C Final temperature (Tf) =…

Q: Calculate the specific heat capacity in the metal in j/g degrees Celsius

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

Q: I know the specific heat of a metal in J/gC. I know how to calculate the specific heat of the same…

A: The average specific heat is calculated by adding the specific heat of each trial and further…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 545.0 g sample…

A: Given: mass of substance = m = 545.0 g Temperature change, ∆T  =( 2.8+ 273.15 ) K to ( 13.0 + 273.15…

Q: What is the specific heat of a 76.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Consider the given information is as follows; Mass of unknown metal = 76.01 g Temperature change…

Q: A 48.0g piece of metal is in boiling water and has an initial temperature of 100oC. The metal is…

A: Given: Mass of metal=48.0 g Temperature change, ∆T=(30.9-100.)°C=-69.1 °C The heat released q =-2380…

Q: A sample of water with a specific heat of 4.186 joules/gram is cooled from 45 degrees celsius to 25…

A: Given that, specific heat of water = 4.186 joules/(gram.oC) And the sample of water is cooled from…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 671.0 mg sample…

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Q: A metal X has a a mass of 10.0g and it was heated up to 120.0°C, it was then submerged in water that…

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Q: We heat a 25-g sample of metal from 10 °C to 85 °C, 1082 J of energy is added to it by heat.…

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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 19.85 g sample of an unknown substance is heated from 25°C to 125°C using 1750 J of heat. What is…

A: The specific heat required to raise the temperature of a substance is given as:

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: In the laboratory a student determines the specific heat of a metal. He heats 18.8 grams of aluminum…

A: Given that-Mass of aluminium=18.8 gramsIts initial temperature=98.63°CMass of water=79.1 gramsIts…

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: What is the mass of an iron piece that cools from 57.8 °C to 26.4°C while releasing 7160.2 J of…

A: The working formula for this problem would be, q = m x Cp x dTwhere q is the total heat, m is the…

Q: It takes 52.0 J to raise the temperature of an 9.00 g piece of unknown metal from 13.0∘C to 25.0 ∘C.…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 693.0 g sample…

A: given, the mass of the sample = 693.0 g the temperature rises from initial temperature, T1 = 17.1 oC…

Q: What is the specific heat of a 72.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given data is  mass of sample = 72.01 g Temperature = 45.2 oC Heat absorbed = 1870 J Formula used…

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: a 25.31 g sample of a substance is initially at 23.9 °c. after absorbing 2317 j of heat, the…

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Q: An unknown hot metal at 146.5°C with a mass of 49.43g was mixed with 36.8g of water at an initial…

A: specific heat is defined as the quantity of heat required to raise the temperature of one gram of a…

Q: An unknown substance requires 567 J of heat to increase its temperature from 0 to 15 ºC. The  sample…

A: Given, Amount of heat required (Q) = 567 J Initial temperature (Ti) = 0°C Final temperature (Tf) =…

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

A: We can use the formula : q=ms∆t We are Given: ∆T for water = 34.00-24.30 = 9.70 oC ∆T for metal =…

Q: A 22.44 g sample of iron absorbs 180.8 J of heat, upon which the temperature of the sample increases…

A: