Suppose you place equal amounts of 70.0°C and 20.0°C water next to each other in an insulated box with the two samples separated by a thin piece of metal. Assuming no heat is lost to the surroundings, what is the final temperature of the two samples of water? 25.0°C 55.0°C 45.0°C 20.0°C

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 1.00kg piece of metal at 52.0C is placed into 100. g of water at 10.0C. The final temperature of…

A: A 1.00 kg piece of metal at 52.0°C is placed into 100. g of water at 10.0C. The final temperature of…

Q: Suppose that 1.11 g of rubbing alcohol (C3H8O)evaporates from a 70.0 g aluminum block. Aluminum has…

A: This question requires manipulation of units. At first, calculate the no. of moles of rubbing…

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 28.3-g piece of iron initially at 84.4 °C is submerged into 107.2 g of water at 12.2 °C. What is…

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Q: A 155.0 g piece of copper at 146 oC is dropped into 250.0 g of water at 15.3 oC. (The specific heat…

A: The heat lost by copper will be equal to the heat gained by water as there is no loss of heat to the…

Q: A beaker contained 76.4 g of water at 18.97°C. A 85.48-g sample of metal at 51.36°C was placed in…

A: Given that Mass of water = 76.4 g Mass of metal = 85.48 g Initial temperature of water = 18.97°C…

Q: A piece of calcite is heated to 72.0°C and placed in a styrofoam coffee cup containing 25.0 mL of…

A: GIVEN: The temperature of Calcite=72.0°C Volume of water= 25.0 mL The initial temperature of water=…

Q: A 9.86 g sample of iron metal was heated in water to 85°C. Then, it was dropped into a beaker…

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Q: A sample of liquid water is heated with an electrical coil. If 615 Joules of energy are added to a…

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Q: A 0.790-g piece of lithium metal is dropped into a mixture of 50.0 g water and 50.0 g ice, both at…

A: The relation of heat energy, mass, heat capacity and change in temperature can be given as…

Q: A 35.1 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 173…

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Q: In the lab you have a 100. g piece of iron that is heated to 80.0 °C. You take this piece of iron…

A: Given,  100. g piece of iron that is heated to 80.0 °C  And the piece of iron and drop it carefully…

Q: If a 125 g sample of iron is heated to 250.0oC and then placed in 500.0 g of water at 25.0 oC in an…

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Q: A 38.0 g sample of hot copper is carefully placed into an insulated container containing 172 g of…

A: Find the complete solution given below.

Q: A 70.00g sample of metal is heated to 80.0°C and placed in 100.00g of water at 22.0°C in a Styrofoam…

A: When hot metal is poured into the calorimeter, the metal releases heat, and the water gain heat. In…

Q: A 127 gg piece of metal is heated to 2.80×102 ∘C∘C and dropped into 83.5 gg of water at 26.0 ∘C∘C.…

A: In case of mixing hot metal with water, the heat lost by metal is equal to the heat gain by the…

Q: A beaker contained 66.1 g of water at 11.36°C. A 81.45-g sample of metal at 59.04°C was placed in…

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Q: A foundry worker places a 5.77 kg sheet of cobalt at a temperature of 15°C on top of a 16.8 kg sheet…

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Q: A 34.8 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 197…

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Q: A 49.8 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 173…

A: Given: Mass of metal, mm=49.8 g Temperature change, ∆T=(99.8-T)°C Specific heat, Cm=0.385 J g-1 °C-1…

Q: A sheet of gold weighing 9.3 g and at a temperature of 15.2°C is placed flat on a sheet of iron…

A: Since both the metals are in contact  hence the heat will transfer from the hot sheet to cold sheet…

Q: A 4.3 kg sample has specific heat 4.1 kJ/(kg °C) and initial temperature 69 °C.What will be the…

A: Given, mass of sample =4.3 kgspecific heat =4.1 kJ/kg.°Cinitial temperature =69 °Cheat absorbs =120…

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

A: Given,Mass of iron (m1) = 25 gInitial temperature of iron (Ti) = 398 KSpecific heat capacity of iron…

Q: Determine the final temperature of a system after 100.0 g of Zinc at 95.0oC is immersed into 50.0 g…

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Q: A small piece of metal is heated and placed in a foam cup calorimeter containing 50.0 mL of water at…

A: q= mc∆t Q= 522.2joule

Q: A 56.6 g sample of aluminum is put into a calorimeter (see sketch at right) that contains 250.0 g of…

A: Answer:- This question is answered by using the simple concept of calculation of specific heat…

Q: Determine the final temperature of a gold nugget (mass = 376 g) that starts at 288 K and loses 4.85…

A: Specific Heat Capacity of gold is =0.128 J/gc Initial temperature = T1 = 288K…

Q: Determine the final temperature of a gold nugget (mass = 376 g) that starts at 288 K and loses 4.85…

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Q: A 52.7 g sample of aluminum is put into a calorimeter (see sketch at right) that contains 150.0 g of…

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Q: Samples of three metals are prepared: potassium, silver, and rubidium. All of the samples have the…

A: It is given that potassium, rubidium and silver are dropped in a coffee cup calorimeter and need to…

Q: You add a 5.00 g piece of ice to 25.00g of water at 20 °C. Calculate the temperature of the water…

A: Given: Mass of ice (mi) = 5.00 g Mass of water (mw) = 25.00 g Specific heat of water (Cw) = 4.184…

Q: Equal masses of gold, silver, copper, and aluminum, all starting 20°C, all absorb the same quantity…

A: The objective of the question is to choose the metal sample that will have the greatest final…

Q: A 57.7 g sample of glass is put into a calorimeter (see sketch at right) that contains 150.0 g of…

A: Given,The mass of glass = 57.7 gThe mass of water = 150.0 gInitial temperature of glass = 92.7…

Q: A 56.5 g sample of aluminum is put into a calorimeter (see sketch at right) that contains 100.0 g of…

A: Given, For aluminium mass of aluminum (maluminum) = 56.5 g Specific heat capacity of aluminium…

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: A 52.7 g sample of iron is put into a calorimeter (see sketch at right) that contains 300.0 g of…

A: When sample of iron, which is at higher temperature is put in water, which is at lower temperature ,…

Q: A 52.0 g sample of polystyrene is put into a calorimeter (see sketch at right) that contains 200.0 g…

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Q: A foundry worker places a 5.76 kg sheet of nickel at a temperature of 18°C on top of a 16.6 kg sheet…

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: When 12.29 g of finely divided brass at 95.0 °C is quickly stirred into 40.00 g of water at 22.0 °C,…

A: Given, Mass of brass= 12.29 g Temperature = 95.0°C Mass of water = 40.00 g the temperature of water…

Q: A 51.4 g sample of aluminum is put into a calorimeter (see sketch at right) that contains 200.0 g of…

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Q: A piece of metal with a mass of 59.047 g was heated to 98.0°C and then put into 100.0g of water…

A: Given: Mass of the metal = 59.047 g The initial temperature of the metal = 98.0 oC The mass of water…

Q: A 50.5 g sample of quartz is put into a calorimeter (see sketch at right) that contains 150.0 g of…

A: Given,mass of quartz = 50.5 gInitial temperature of quartz = 98.8 oCmass of water = 150.0 gInitial…