A 110.-g sample of copper (specific heat capacity = 0.20 J/°C g) is heated to 82.4°C and then placed in a container of water at 22.3°C. The final temperature of the water and copper is 24.9°C. What is the mass of the water in the container, assuming that all the heat lost by the copper is gained by the water?

Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After mixing 125 g of…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: A chunck of lead at 91.7 degrees celcius was added to 200.0 g of water at 15.5 celcius. the specific…

A: Given:Specific heat of water = 4.18 J/goCspecific heat of lead = 0.129 J/goCInitial Temperature of…

Q: A 104 g copper sample (specific heat=0.385 J/g°C) at 100°C is added to 48 g water at 29.5°C. What is…

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Q: What is the final temperature of a piece of gold that had 26 Joules of heat applied to it? The mass…

A: Q = heat applied = 26 J m = mass of gold = 20 g Initial temperature = Ti = 25°C C =  specific heat…

Q: A 205 g sample of gold at some temperature was added to 22.3 g of water. The initial water…

A: Since the temperature of the water is increased, water has received heat and gold has emitted heat.…

Q: solution is made by mixing 260.0 mL of ethanol initially at 12.5 °C with 260.0 mL of water initially…

A: According to Law of calorimetry,amount of heat released by the substance having higher temperature…

Q: The temperature of a sample of aluminum increased by 22.5 degrees celsius when 257 J of heat was…

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Q: 3. We all know that the hood of a car gets extremely hot in the summertime when a bright sun is…

A: Mass of iron (m) = 22.8 × 0.4536 = 10.3421 kg or 10342.1 g Specific heat capacity of iron (s) = 0.45…

Q: emist carefully measures the amount of heat needed to raise the temperature of a 360.0 g sample of a…

A: Specific Heat capacity is amount of heat required to increase the temperatures of one gram of…

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: A student heats 84.17 mL of water to 95.27°C using a hot plate. The heated water is added to a…

A: Heat capacity : heat capacity, ratio of heat absorbed by a material to the temperature change. It is…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.53 kg sample…

A: We know that  Q = m*s*ΔT        ----------(1) Where, Q is heat energy               m is mass of…

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 25.0g sample of water at 125.0°C was placed in an insulated cup. Then 25.3g of iron at 23.5°C was…

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Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Mass of chromium, m1 = 18.5 g Mass of water, m2 = 81.3 g Temperature of chromium, T = 98.04 °C…

Q: A chunk of lead at 91.7°C was added to 200.0 g of water at 15.5°C. The specific heat of lead is…

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Q: The heat of combustion for a sample of coal is 24.0 kJ/g. What quantity of coal (in grams) must be…

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Q: A 15.0 gram lead ball at 25.0°C was heated with 40.5 joules of heat. Given the specific heat of lead…

A: The change in temperature of the lead ball can be calculated by equation (1). where q is the heat…

Q: A 50.0 g sample of liquid water at 25 °C is mixed with 44.7 g of water at 45.0 °C. What is the final…

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Q: 50.0 grams of metal is heated to 100.0 C and then placed into a calorimeter containing 150 g of…

A: The specific heat capacity of the substance is the amount of heat energy required to raise the…

Q: A 225-g sample of aluminum was heated to 125.5 oC, then placed into 500.0 g water at 22.5 oC. (The…

A: Here we have:           mass of aluminiun, mAl = 225 g             mass of water , mH2O = 500.0 g…

Q: 3.24 g of a piece of a metal is initially at 83.0°C. It is dropped into a coffee cup calorimeter…

A: Recall the following expression according to Law of calorimetry       Q=m×C×∆t Mass of metal=3.24…

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

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Q: A 35.0-g sample of water at 25°C is mixed with 45.0 g of water at 88°C. Calculate the final…

A: Calculate for the final temperature of the mixture see step-2 for further Calculation and concept…

Q: A chunk of metal having a mass of 49.7g was warmed to 95.5°C and then dropped into a calorimeter…

A: Mass of metal = 49.7g  Mass of water = 45.3g Heat capacity for water = 4.18J/g°C Final temperature =…

Q: A student heats 68.15 grams of silver to 98.73 °C and then drops it into a cup containing 78.21…

A: All the information is given in question  Mass of silver and temperature  Mas software water and…

Q: A 24.6 g sample of a metal is heated to 110.0°C and then placed in a coffee cup calorimeter…

A: Answer: This is the question based on energy conservation, one object is losing the heat and other…

Q: thermal energy

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Q: A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of negligible…

A: Given, A 31.74-g lead (Pb) sample at 71.58°C is placed in a constant-pressure calorimeter of…

Q: A 85 g rock is heated to 98.7°C and placed into 125.3 g of water originally at 30.0°C . If the final…

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Q: ● A 156.0 g sample of a metal at 75.0°C is placed in 144.6 g of water at 20.0 °C. The temperature of…

A: Given that :Mass of metal (ms) is 156.0 gInitial temperature of metal is 75.0 °CMass of water(mw) is…

Q: A solution is made by mixing 197.3 g of ethanol initially at 10.5°C with 250.0 g of water initially…

A: We know that, according to the law of conservation of heat energy, energy gained or loss by the…

Q: A 22.0 g sample of pure iron at 85 °C is dropped into 73 g of water at 20. °C. What is the final…

A: Mass of pure iron sample = 22.0 g Initial temperature of pure iron sample = 85o C  Mass of water =…

Q: 7. If it takes 105 joules to warm 100 grams of a substance from 20°C to 25°C, what is the specific…

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

Q: Calculate the heat (q) for 195 grams of pure water heated from a temperature of 25.0 °C to 77.5 °C.…

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Q: A metal object with mass of 20.5 g is heated to and then transferred to an insulated container…

A: when we mix to object then it grow from high temperature too low temperature . so apply principle of…

Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After she mixes 90.5 g…

A: Calculation of heat released by the hot water: Q=mc∆T=90.5 g×4.184 J/g°C×(35.0-67.5)°C=-12306.2 J

Q: A solution is made by mixing 260.0 mL of ethanol initially at 15.5 °C with 260.0 mL of water…

A: Given volume ethanol =260.0 mLinitial temperature of ethanol =15.5 °Cdensity of ethanol =0.789…

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

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Q: A 125-g metal block at a temperature of 93.2 °C was immersed in 100. g of water at 18.3 °C. Given…

A: The heat flows from higher to lower temperature and hence, the heat lost by metal is equal to heat…

Q: A 350.0 g iron pot is heated on a stove for a period of time until it is hot. The stove is turned…

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Q: 55.0 g sample of nickel (specific heat = 0.433 J/g°C) at 100.0°C is added to 65.0 g of water at…

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Q: 350.0 g of 5.00°C water is heated until its temperature is 37.0°C.  If the specific heat of water is…

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Q: The heat of solution of ammonium chloride is 15.2 kJ/mol. If a 6.134 g sample of NH4Cl is added to…

A: The objective of this question is to determine the minimum temperature reached by the solution.

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.4 grams of…

A: