A blacksmith drops a 1.5 kg piece of iron heated to 525 degrees celcius into 2 kg of water at 15 degrees c l. Given the molar heat capacities C Fe = 25.1 j/mol x degrees c and CH2O = 75.3J/mol x degrees c calculate the final temperature of water.

Q: A 33.4−g sample of an alloy at 93.00°C is placed into 50.0 g of water at 22.00°C in an insulated…

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Q: A 48.4-g sample of an unknown metal at 100.0 °C is placed in a constant-pressure calorimeter…

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Q: One piece of copper jewelry at 105oC has twice the mass of another piece at 45oC. Both are placed in…

A: The heat lost (or) heat gained could given by expression is, q=mc∆T

Q: A small statue, made of an unknown metal, weighs 700 g. This statue at room temperature (27.00° C)…

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Q: CaO(s) reacts with water to form Ca(OH)2(aq). If 6.66 g CaO is combined with 99.84 g H2O in a coffee…

A: Given data,Mass of CaO=6.66gMass of water=99.84gInitial temperature=20oCFinal…

Q: A 150.9-g sample of a metal at 74.5°C is added to 150.9 g H2O at 15.1°C. The temperature of the…

A: The specific heat capacity of is defined as a substance is having energy which is required to raise…

Q: Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8) When 1.025 g of naphthalene…

A: Bomb calorimeter:Bomb calorimeter is used to measure a change in internal energy of the system in a…

Q: 1.80 kJ of heat is added to a slug of platinum and a separate 1.80 kJ of heat is added to a slug of…

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Q: A coffee-cup calorimeter contains 50.0 g of water at 60.51°C. A 12.4 g piece of graphite at 24.21°C…

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Q: 6. The work done to compress a gas is 74 J. As a result, 26 J of heat is given off to the…

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

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Q: A 148.8-g sample of a metal at 74.0°C is added to 148.8 g H2O  at 15.5°C. The temperature of the…

A: Specific heat- It is the amount of heat required to raise the temperature of 1g of substance by 10…

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Q: 1. How much energy is required to raise the temperature of 37.8 g of silver from 19.2°C to 63.5°C?

A: Solution 1:- In order to be able to determine how much heat is required to increase the temperature…

Q: A 5.18 g sample of aluminum, initially at 53.6 °C, is submerged into 25.1 g of ethanol at 18.5 °C in…

A: Given: Mass of Aluminium = 5.18 g  Initial temperature = 53.60C  Mass of ethanol = 25.1g

Q: A  296.0 g piece of granite, heated to  601.0°C in a campfire, is dropped into  1.15 L water (d =…

A: Mass of granite piece=296.0 g  The volume of water=1.15 L=1150 mL The density of water, d = 1.00…

Q: . A 0.888 g sample of pentane, CSH12 is burned in a calorimeter with a specific heat capacity of…

A: Given: Mass of water = 1.20 Kg = 1200 g                                      (Since 1 Kg = 1000 g)…

Q: A 151.8-g sample of a metal at 74.0°C is added to 151.8 g   at 15.8°C. The temperature of the water…

A: Given : Mass of water = 151.8 g Mass of metal = 151.8 g Initial temperature of water = 15.8 oC Final…

Q: 28.5 g piece of gold is heated and then allowed to cool. What is the change in temperature (°C) if…

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Q: 13. In an experiment, 30.0 g of metal was heated to 98.0°C and then quickly transferred to 50.0 g of…

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Q: A piece of aluminum (which has a specific capacity of 0.891 J/"C-g} is heated to 82.4°C and dropped…

A: It is given that aluminium has an initial temperature of 82.4°C and is dropped in 76.1 g of water…

Q: The specific heat capacity of silver is 0.24 J/°C·g. Calculate the energy required to raise…

A: Molar heat capacity of particular chemical compound is the amount of energy that required adding in…

Q: A bottle contains 905 grams of chloroform,CHCl3,with a specific heat capacity of 0.96J/(g·ºC). How…

A: Given, Mass of chloroform (m) = 905 g Specific heat capacity of chloroform (Cp) = 0.96 J/g.°C…

Q: Suppose two 45-g ice cubes are added to a glass containing 500 cm3 of cola at 20,0°C. When thermal…

A: · Two 45 grams of ice cubes are added to a glass containing 500 cm3 of cola at 20.0°C· When thermal…

Q: A 60.86-g stainless steel ball bearing at 115.81°C is placed in a constant-pressure calorimeter…

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Q: A piece of chromium metal with a mass of 24.64 g is heated in boiling water to 98.3 °C and then…

A: The relationship between heat and change in temperature can be expressed by the equation given…

Q: To a sample of water at 22.6 °C in a constant- pressure calorimeter of negligible heat capacity is…

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Q: A 26.1−g sample of an alloy at 93.00°C is placed into 50.0 g of water at 22.00°C in an insulated…

A: Given: Mass of alloy = 26.1 g. Initial temperature of alloy = 93.00 oC Mass of water = 50.0 g…

Q: coffee-cup calorimeter is filled with 150.0 mL of water at 22.1 °C. A piece of metal at 121.4 °C…

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Q: A 149.8-g sample of a metal at 74.3°C is added to 149.8 g H2O at 15.1°C. The temperature of the…

A: Given: Specific heat of water = 4.18 J/g. oC Mass of metal = 149.8 g Mass of water = 149.8 g.…

Q: A 33.58 g stainless steel ball bearing at 117.82°C is placed in a constant-pressure calorimeter…

A: We are given that the weight of stainless steel ball-bearing is 33.58g and its temperature is…

Q: A 43.0-g sample of copper at 99.1 °C is dropped into a beaker containing 151 g of water at 18.7 °C.…

A: When copper is placed in water, the heat liberated from copper will be equal to the heat gained by…

Q: A chemist mixes 75.0 g of an unknown substance at 96.5°C with 1,150 g of water at 25.0°C. If the…

A: Formula to calculate final temperature Tf    =   mh Cp, hTh  +  mcCp,c Tc  -------< (1)…

Q: the initial temperture was 32.5 degrees celsius, what is its final temperture?  {density of…

A: Given: Initial temperature, T1 is 32.5oC  Density of aluminum is 2.70 g/cm3  Volume of aluminum is…

Q: In an experiment, 30.0 g of metal is heated to 98.0°C and then quickly transferred to 50.0 g of…

A: m(water)=50.0g T(water)=27.0oC C(water)=4.184J/goCm(metal)=30.0gT(metal)=98.0oC C(metal) = to be…

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: Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8). When 1.025 g of naphthalene…

A: Recall the relation to calculate amount of heat                                              Q=C.∆t…

Q: A cubic piece of platinum metal (specific heat capacity = 0.1256 J/°C･g) at 200.0°C is dropped into…

A: Given: Specific heat capacity of platinum     = 0.1256 J/ oC.g Temperature of platinum…

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: In an experiment, 138 g of graphite is heated to 90.0°C and then quickly transferred to 150.0 g of…

A: The heat released by graphite (q1) is determined using equation (1) as follows:

Q: Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8). When 1.025 g of naphthalene…

A:

Q: A cubic piece of platinum metal (specific heat capacity = 0.1256 J/°C･g) at 200.0°C is dropped into…

A: First determine the mass of heavy water. Mass of heavy…

Q: A 47.0-g sample of copper at 99.3 °C is dropped into a beaker containing 158 g of water at 18.2 °C.…

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Q: A 149.2-g sample of a metal at 74.4°C is added to 149.2 g H20 at 15.5°C. The temperature of the…

A: Given: Specific heat of water = 4.18 J/g. oC Mass of metal = 149.2 g Mass of water = 149.2 g.…

Q: A piece of chromium metal with a mass of 24.50 g is heated in boiling water to 98.3 °C and then…

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Q: 50.0 g sample of copper is at 25 °C. If 1200 J of energy is added to the copper by heat, what is its…

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Q: 4. A 0.1375-g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a…

A: • Specific Heat Capacity = qm.∆T J/g• Specific Heat Capacity = q.mm.∆T J/mol.Where,q → heat…

Q: A 151.6-g sample of a metal at 75.3°C is added to 151.6 g H,0 at 14.8°C. The temperature of the…

A: As per law of conservation of energy, the heat lost by the hot body is equal to the heat gained by…

Q: In an experiment, 138 g of graphite is heated to 90.0°C and then quickly transferred to 150.0 g of…

A: Since whatever heat is lost by graphite, is used by the water and calorimeter. Hence heat lost by…