One hundred twenty grams of metal at 88 °C is poured into 70 grams – insulated cup containing 25 grams of water at 16°C. The final temperature of the mixture is 17.5°C. Determine the specific heat of metal. Thanks

Q: A sample of lead is heated to 189.4oC.  It is then placed in a cup containing 32.8 g water at…

A: The relationship between heat , specific heat capacity and change in temperature is given by the…

Q: A 1.69 gram sample is heated to an initial temperature of 75 oC. The sample is then placed in a…

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Q: 5. A coin of an unknown metal was collected during an archeological dig. The coin has a mass of 28…

A: Given that:  Mass of metal's coin = 28g  Initial temperature of coin(T1) = 100°C Mass of water =…

Q: A 10 g piece of copper at 145 oC is placed in 150 mL of water. The initial temperature of water is…

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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: piece of metal with a mass of 20.8 g is heated to 99.5°C and then dropped into an ideal "no-leak"…

A: Given that:  Mass of metal(m) = 20.8g  Initial temperature of metal(T1) = 99.5°C Mass of water(m) =…

Q: It was determined that: 135 J of heat is required to increase the temperature of 10.0 g of an…

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Q: A 25.00 g piece of metal was heated at 100 degrees Celsius and was introduced to into a calorimeter,…

A: The given problem can be solved by using the formula given below as; -Qmetal=+Qwater…

Q: 12.755 g of a metal initially at 99.0ºC are placed into 75.0 g of water intially at 23.0ºC. The…

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Q: Suppose you mix 100.0 g of water at 24.7 oC with 75.0 g of water at 71.1  oC. What will be the final…

A: Mass of colder water = 100.0 g Initial temperature = 24.7˚C Mass of hotter water = 75.0 g Initial…

Q: www-awu.dieks.com/aiekscgi ARL O THERMOCHEMISTRY Calculating specific heat capacity A chemist…

A: Given,  The mass of a substance = 623.0 g.       The heat needed to increase the temperature from…

Q: A hot 105.0 g lump of an unknown substance initially at 152.2 °C is placed in 35.0 mL of water…

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Q: The amount of energy needed to heat 2.00g of carbon from 50.0C to 80.0C is 42.56J.  The specific…

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Q: piece of iron (mass = 25.0 g) at 398 K is placed in a styrofoam coffee cup containing 25.0 mL of…

A: We have to calculate the final temperature of water.

Q: A 25.0g sample of copper at 25.0°Cis placed in 100.0 g of water at 40.0°C. The copper and water…

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Q: A piece of iron (mass = 25.0 g) at 368 K is placed in a styrofoam coffee cup containing 25.0 ml of…

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Q: The specific heat capacity of water is 4.184 J/g°C. How much heat is required to heat 500.0 g of…

A: Given  The specific heat capacity  of water is 4.184 J/g℃ Mass of water m =500.0g Change in…

Q: 3) 340. grams of water at 20.0 °C is mixed with an unknown mass of nickel at 500.0°C. When thermal…

A: Mass of water = 340 g Mass of Nickel = M Initial temperature of water = 20 ◦C Initial temperature of…

Q: Calculate the energy required to heat 249.0 g of aluminum from -3.2 °C to 6.9 °C. Assume the…

A: • The values provided in the question are:-  i) Mass of aluminium, m = 249.0 g  ii) Initial…

Q: A 7.50-g piece of iron at 100.0°C is dropped into 25.0 g of water at 22.0°C. Assuming that the heat…

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Q: A 138.9 g sample of an unknown metal at a temperature of 99.1 °C is added to 44.72 g of water at a…

A: Q = mC∆T

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 614.0 mg sample…

A:

Q: A 79.1 g sample of an unknown solid is heated to 62.6ºC and placed into a calorimeter containing…

A: mass of water = 92.1 g mass of unknown solid = 79.1 g Rise of the temperature of water and…

Q: A 100.0 g iron sample (specific heat 0.450 J/g K) at 100. deg C is added to 50.0 g for water at 26.5…

A: We know that, heat flows from higher temperature to the lower temperature. From the given…

Q: Suppose a piece of iron with a mass of 21.5 g at a temp of 100.0 °C is dropped into an insulated…

A: Final answer : 21.4 degree C

Q: A hot 122.8 g lump of an unknown substance initially at 154.8 °C is placed in 35.0 mL of water…

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Q: A glass contains 250.0 g of warm water at 78.0°C. A 50.0 g piece of gold at 2.30°C is placed in the…

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Q: 1. An 36.13 g sample of aluminum is placed on a 65.68 g sample of copper initially at 121.950C. If…

A: Mass of Aluminum, Al = 36.13 gMass of copper, Cu = 65.68 gThe initial temperature of Copper = Ti =…

Q: Calculate the specific heat of a metal if 45.0 grams of the metal at 100.0 °C, when placed into…

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Q: A group of students place 15.41g of a metal into a test tube. They place the test tube into a beaker…

A: Given, mass of the metal = Wmetal = 15.41 g  Mass of the water = Wwater = 10.47 g Initial…

Q: What is the specific heat of 85,885.86 mL of a substance, that has a recorded temperature of 429.2…

A: Given: The volume and density of the unknown substance, hence, mass of unknown can be solved as -…