An unknown mass of Al absorbs 187.9 J of heat and increases its temperature from 23.5 ∘∘C to 35.6 ∘∘C.  What is the mass of the aluminum?    Where: Specific Heat of Aluminum is = 0.900 J/g∘∘C

Q: A sample of metal weighing 9.323 g was heated to 99.15 °C. It was then placed in a calorimeter…

A: Given data, The mass of water = 35.5 g The mass of metal = 9.323 g The initial temperature of  H2O =…

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

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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: A 40.5 g silver spoon at 17.7°C is placed in a cup of coffee at 89.3°C. How much heat does the spoon…

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Q: A chunk of mercury at 80.8°C was added to 300.0 g of water at 15.5°C. The specific heat of mercury…

A: Given: For water: Mass of water, mw=300.0 g Temperature change, ∆T=(20.9-15.5)°C=5.4 °C Specific…

Q: A 10-g solid was heated in a test tube to 100°C in boiling water and added to the coffee-cup…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 446.0 mg sample…

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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…

A:

Q: Suppose you heat a metal object with a mass of 30.0 g to 95.5 °C and transfer it to a calorimeter…

A: Given information is as follows: The mass of the metal = 30 g The initial temperature of the metal =…

Q: If silver has a specific heat of 0.24 J/g x C, and it takes 1250 J of energy to raise the…

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Q: How many joules of heat is needed to heat a 10g of aluminum foil from 55°C to 93°C if aluminum has a…

A: Specific heat is the amount of heat required for a unit mass of substance through a 1-degree…

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

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Q: A 1.22-kg piece of iron at 126.5 °C is dropped into 981 g water at 22.1 °C. The temperature rises to…

A: here the question is given,

Q: A 7.37 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Given, Mass of sample = 7.37 gMass of water = 150 g Mass of solution = 157.37 g Initial temperature…

Q: he specific heat of copper is 390 J/kg oC, the change in temperature is 40oC. If the copper absorbs…

A: From given data Specific heat c = 390 J/kg°C  Change in temperature ∆T = 40°C  Heat absorbs Q = 40 J…

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: 12. An aluminum kettle weighs 1.05 kg.(a) What is the heat capacity of the kettle?(b) How much heat…

A: (a) Given that mass of aluminium kettle =1.05 kg = 1050 g Now, heat capacity is explained as the…

Q: How many milliliters of water at 3.16°C with a density of 1.00 g/mL must be mixed with 180 mL (about…

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Q: If 200g of water at 20°C absorb41840 J of energy, what will the final temperature be? The specific…

A: Given: Mass of water=200 g Temperature change, ∆T=(T-20.0)°C Heat absorbed, q =41840 J Specific…

Q: A chunk of lead at 91.7°C was added to 400.0 g of water at 15.5°C. The specific heat of lead is…

A: Just apply  Heat given = Heat taken

Q: 12. An aluminum kettle weighs 1.05 kg. (a) What is the heat capacity of the kettle? (b) How much…

A:

Q: A sample of gold weighing 7.7 grams is cooled then placed in a calorimeter containing 27.01 grams of…

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Q: A coffee-cup calorimeter contains 70 mL of water with an initial temperature of 24.9°C. An unknown…

A: The heat absorbed (q) by the water can be obtained by the multiplication of mass (m) of water with…

Q: A 45g silver spoon (specific heat 0.24 J/g.°C) at 25 °C is placed in 180 g of coffee at 95 °C and…

A: The final temperature of the spoon and coffee will be same.  we know , Heat = ms∆T(m is…

Q: 11. What is the specific heat of carbon tetrachloride (CCL) if it requires 77 J of heat to raise the…

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Q: A 39 g aluminum spoon (specific heat 0.904 J/g-°C) at 25°C is placed in 178 mL (177 g) of coffee at…

A: A definite quantity of heat is used up in raising temperature of substances. For substance that…

Q: What is the final temperature if a 43.6 g piece of iron at 356°C is added to 147 g of water at 25°C?…

A: Interpretation- To determine the final temperature if  43.6 g piece of iron at 356°C is added to 147…

Q: 9. What would be the final temperature if 8.94 x 103 joules of heat were added to 454 grams of…

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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 a system gives off 100J of heat and the surroundings does 50J of work on the system, what is…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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Q: An unknown hot metal at 146.5°C with a mass of 49.43g was mixed with 36.8g of water at an initial…

A: specific heat is defined as the quantity of heat required to raise the temperature of one gram of a…

Q: How much energy is required to raise the temperature of a 22.588g piece of silicon (Si) to 56.0°C…

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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: How much thermal energy (in joules) is required to heat 18.1 g of a metal (specific heat = 0.397 J/g…

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Q: A 77.5g piece of brass is heated so that its temperature is 98.7◦C. Next, it is quickly placed in a…

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Q: 4. Calculate q when 12.0 g of water is heated from 20 °C to 100 °C (specific heat of water 4.18…

A: q = m C ∆T q = heat lost / gain m = mass of substance C = specific heat capacity ∆ T = final…

Q: An unknown hot metal at 122.41°C with a mass of 53.37g was mixed with 28.15g of water at an initial…

A: We have to calculate the  specific heat of the unknown metal.

Q: How many joules of heat is needed to heat a 108 grams of Aluminum foil from 13°C to 65°C if aluminum…

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Q: The specific heat of lead is 0.128 J/g·°C. How much heat is needed to raise the temperature of 4.90…

A: Introduction: Specific Heat Formula Heat added to a m kg substance which has specific heat c and…

Q: What is the amount of heat (value of q) when 22.8 g of aluminum is heated from 20.0℃ to 425℃?

A: Given :- mass (m)  = 22.8 g           Initial temperature (T1) = 20.0 oC           Final temperature…

Q: A gas expands and does work on the surroundings equal to 1.95 L atm. At the same time, it releases…

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Q: A 110.-g sample of copper (specific heat capacity = 0.20 J/°C g) is heated to 82.4°C and then placed…

A: Given : Mass of copper = 110 g Specific heat capacity of copper = 0.20 J/°C.g Initial temperature of…

Q: 1.What is the specific heat of a metal whose mass is 94.5 g if the temperature changes from 250° to…

A: The heat required to raise the temperature of a sample of mass 'm' having specific heat 'c' from T1…

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

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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: When 25.0 g hydrogen gas react according to the following reaction, how many kJ of heat are released…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: How much energy does it take to heat 15.6 grams of aluminum metal from 25°C to 150.°C? The specific…

A: Mass of Aluminum = 15.6 grams Initial Temperature (Ti) = 25°C Final Temperature (Tf) = 150°C…

Q: How much heat is absorbed by 80.0 g of iron (Fe) when its temperature is raised from 250C to 5000C?…

A: Given: The specific heat of iron = 0.444J/g.oC Mass of iron = 80.0 g Rise in temperature = (500 -…