A 3.01 kg aluminum engine block heats up to 129.6 °C. Engine coolant at 21.1 °C is added to prevent the engine block from overheating. If the desired final temperature for optimum performance should be 73.5 °C, what is the required mass of coolant (in kg) that should be added? Specific heat of aluminum (Al): 0.91 J/g °C Specific heat of engine coolant: 2.42 J/g °C

Q: ou place 300.0 grams of water in a coffee cup calorimeter and the temperature of the water is 22.3℃.…

A: answer = 23.65 0C

Q: A piece of silver, with specific heat capacity of 0.235 J/(g.°C), is added to an insulated container…

A: Given: The specific heat of water, (cH2O) =4.184 J(g. 0C). The specific heat of silver, (cAg) =…

Q: 4. When 155 mL of water at 20.0°C is mixed with 75.0 mL of water at 80.0°C, what is the final…

A:

Q: A beaker contained 62.09 g of water at 19.6°C. A 86.23-g sample of metal at 75°C was placed in it,…

A: Mass of water = 62.09 g Initial temperature of water = 19.60C Mass of metal = 86.23 g Initial…

Q: A 43.9 g spoon made of pure silver (cs = 0.235 J/g o C) at 20.1 o C is used to stir an 8 oz. (240 g)…

A:

Q: A metal radiator is made from 36.0 kg of iron. The specific heat of iron is 0.449 J g-1 °C-1. How…

A: The mass of iron metal is = 36.0 g The heat capacity of iron metal is = 0.449 J g-1 oC-1 The…

Q: The specific heat of copper metal is 0.385 J·g -1·C -1 how many J of heat are necessary to raise the…

A:

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

A:

Q: If the same amount of heat were added to individual 1.0 g sample of water, methanol, and aluminum,…

A: NOTE: It will be the greatest temperature change in the question and not the energy change because…

Q: Two amounts of 50.0 g of water, at 13.0 and 55.0 °C, respectively, were mixed inside a cup. If the…

A: heat capacity = m C ΔT m = 50 g C = 4.18 J/g c ΔT = 55-13 = 42 c

Q: A 55.0 g piece of metal is heated in boiling water to 99.8 0 C and then dropped into cool water in…

A:

Q: A sample of copper absorbs 43.6 kJ of heat, resulting in a temperature rise of 40.0°C, determine the…

A: From thermodynamics: q=m.c.∆T                                              . . . (1) Here, q is the…

Q: A 75.0 gram sample of a metal is heated until it is at 100.0℃. A calorimeter contains 100.0 grams of…

A: Given that : Mass of sample of the metal (ms)= 75.0 g Its temperature = 100°C Mass of water in the…

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: The specific heat of a certain type of cooking oil is 1.75 J/(g-°C). How much heat energy is needed…

A:

Q: -A block of iron metal weighing 5.00 grams with a temperature of 75.0°C was immersed in a beaker…

A:

Q: A 625 g chunk of iron is removed from an oven and plunged into 525 g of water in an insulated…

A: The heat lost by iron = heat gained by water heat gained by water (q) = m x S x ΔT…

Q: A piece of metal weighing 57.3 g is heated to a temperature of 88.0°C and is then immersed in 155 g…

A: Since, heat energy = m.s.∆T        where m = mass                 s   = specific heat capacity…

Q: Zinc is primarily used to galvanize steel, a process that protects the metal against unwanted…

A: The heat required for a substance 'q' to alter the temperature ∆T is given by the equation, q=m×C×∆T…

Q: How much more energy (in joules) is needed to heat 200.0g of water by 10.0 celcius? The heat…

A: When the heat is transferred to a system the temperature of the system rises. The increase in energy…

Q: If you have 0.113398Kg of iron. How much heat, in joules, must be added to raise their temperature…

A: Given,specific heat of iron is 0.452 J/g °CInitial temperature =16 °CFinal temperature = 125 °CMass…

Q: A 192-gram piece of copper was heated to 100.0oC in a boiling water bath, and then it was dropped…

A: According to law of calorimetry heat absorbed  = heat released.  Copper has higher temperature so it…

Q: Assume that it is possible to heat water with perfect insulation (all the heat from combustion of…

A: 1) E=m*C*∆T where is C specific heat capacity in J/g⋅∘C.   = 200*4.185*10   =8370 J 2) Calculate the…

Q: What is the mass of an iron piece that cools from 50.2 °C to 27.8°C while releasing 351.7 J of heat?…

A:

Q: A block of aluminum of unknown mass has an initial temperature of 58.6°C. The aluminum is immersed…

A:

Q: A 500-mL bottle of water and a 2-L bottle of water were both at room temperature. Then they were…

A: Heat gained or lost,  Q = mCPΔTFrom the above equation it is clear that the heat lost or gained…

Q: A piece of silver with a mass 348 g has a heat capacity of 82.5 JPC. What is the specific heat of…

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

Q: Suppose you heat a metal object with a massive 31.6 G to 95.5 C and transfer it to a calorimeter…

A: Given : Mass of water = 100.0 g Mass of metal = 31.6 g Initial temperature of water = 17.8 oC Final…

Q: When immersed in water, the temperature of a 102.1 gram sample of metal changes from 150.2 0C to…

A:

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: Given: Mass of nickel = 63.29 g. Initial temperature of nickel = 97.88 oC Mass of water = 76.34 g.…

Q: Part A The specific heat capacity of sold copper metal is 0.385 JigK. How many joules of heat are…

A: Given, specific Heat of solid copper metal  = 0.385 J/gK Mass of block = 1.55 Kg = 1550 g  Initial…

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Interpretation: The specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs…

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

A:

Q: A metal object with mass of 20.9 g is heated to 97.0 °C and then transferred to an insulated…

A:

Q: A 25.0 g mold made of an alloy absorbed 250 J of heat as its temperature changed from 25 °C to 78…

A: Given information is as follows; Mass (m) of gold = 25.0 g      Heat absorbed (q) = + 250 J Initial…

Q: The initial temperature of a 415 g sample of iron is 10.6 °C. If the sample absorbs 2.64 kJ of…

A:

Q: • The temperature of a 35.2 g sample of iron increases from 23.7 °C to 29.5 °C. If the specific heat…

A: Given:: Mass of Fe, m=35.2 g  Initial, T1=23.7℃ = (23.7 +273) K=296.7℃ Final, T2= 29.5 ℃= (29.5+273)…

Q: 105 mL of H2 O is initially at room temperature (22.0° C). A chilled steel rod at 2.0° C is placed…

A: The heat lost by water is given by  Q = mw Cw ΔTw  where mw = mass of water = density of water X…

Q: A coffee cup calorimeter, including that water it contains, has a heat capacity of 425 J/K, and is…

A: Formula: q = C × ∆T where , q = heat  C = Heat Capacity ∆T = Change in temperature   The Heat lost…

Q: A 50.0-g sample of water at 100.00°C was placed in an insulated cup. Then 25.3-g of zinc at 25.00°C…

A: We are given sample of water mw=50.0 gm initial temperatureTwi=100°C final temperature of…

Q: The specific heat of a certain type of cooking oil is 1.75 J/(g-°C). How much heat energy is needed…

A: Solution - According to the question - Given values are - M = 1.75 J T = (191-23) = 168 Formulas -…

Q: The major source of aluminum in the world is bauxite (aluminum oxide). Its thermal decomposition can…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: A sample of 175°C copper is placed into a beaker with 100 grams of 25°C water. Which sample of…

A:

Q: A 1.2 kgkg block of iron at 33 ∘C∘C is rapidly heated by a torch such that 12 kJkJ is transferred to…

A:

Q: A 27.5g piece of aluminum sits in a room and cools.  It loses 6120.0 J of heat. If the initial…

A: Mass of Aluminum piece = 27.5 gHeat loose = - 6120 JInitial Temperature = 157.3°CFinal Temperature =…

Q: A cylinder contains a mixture of gases under constant atmospheric pressure. The gases undergo a…

A: When heat is absorbed by the system, q is ‘+’. When heat is released, q is ‘-’. When work is done on…

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A:

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A:

Q: A 1.9 kgkg block of iron at 29 ∘C∘C is rapidly heated by a torch such that 17 kJkJ is transferred to…

A: The change in temperature of a substance is related to the heat supplied to that substance as…

Q: A glass containing 200. g of H2O at 20C was placed in a refrigerator. The water loses 11.7 kJ as it…

A: Consider the given information is as follows; Mass of water = 200. g Heat loses (q) = -11.7…