When steam condenses to liquid water,  2.26 kJ of heat is released per gram. The heat from 168g of steam is used to heat a room containing 6.44 x 10^4g of air (20ftx12ftx8ft). The specific heat of air at normal pressure is 1.015 J/g*C. What is the change in air temperature, assuming the heat from the steam is all absorbed by air?

Q: When 25.0 g of zine absorbs 140 J of heat energy, what is the change in temperature of the metal?…

A: Given,  The change in temperature of a metal is: when 25.0 g of zinc absorbs 140 J of heat energy,…

Q: Zinc has a specific heat of 0.387 J/g · ºC. When a 3.20-g piece of zinc absorbs 6.81 J of heat, what…

A: Solution: The equation that establishes a relationship between how much heat a substance must absorb…

Q: An 8.29 g sample of calcium carbonate \ CaCO 3 (s)\ absorbs 50.3J of heat, upon which the…

A: The heat content of any substance can be expressed in terms of heat capacity or specific heat. Heat…

Q: If the specific heat of water is 4.18J/g°C and 325J of heat is added to 56.75g of water, how much…

A: We have to calculate the temperature change when 325 J of heat is added to 56.75 g of water.Specific…

Q: A 5.1 g sample of water starting at 58.2°C loses 441 J of energy in the form of heat. What is the…

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Q: 12.755 g of a mental initially at 99.0 degrees C are placed into 75.0 g of water initially at 23…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: 1) What is the specific heat capacity of an unknown metal if 75.00 g of the metal absorbs 418.6J of…

A: For Part: Given:mass of unknown metal, m = 75gHeat absorb by unknown metal, ∆H= 418.6JIncrease in…

Q: Calculate the joules of heat required to raise the temperature of 34 g copper bowl from 20 oC to 45…

A: The mass of copper is = 34 g The increase in the temperature is = 45oC-20oC = 25oC The heat…

Q: A 167.8 g piece of iron initially at 25.0 Celsius, absorbs 10943 J of energy. What will the final…

A:

Q: 175 g of water was heated from 15°C to 88°C.  How many kilocalories (kcal) of heat were absorbed by…

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Q: 1. How much heat is needed to raise the temperature of 1000 g of metal from 0°C to 10°C if the…

A:

Q: The temperature of a sample of silver increased by 23.4 °C when 273 J of heat was applied. Substance…

A: Given: Increase in temperature, ∆T = 23.4°C Heat given, q = 273 J Specific heat for silver = 0.235…

Q: When a 1.25 kg sample of water was heated in a kettle, its temperature increased from 16.4°C to…

A: Given: Mass of water = 1.25 Kg = 1250 g.                                         (Since 1 Kg = 1000…

Q: How much heat will be absorbed by a 43.1g piece of aluminum as it changes temperatures from 23…

A: The heat capacity of a chemical substance is the quantity of heat required to increase temperature…

Q: A student places a block of hot metal into a coffee cup calorimeter containing 151.0 g of water. The…

A: Given data,Mass of water=151.0gInitial temperature of water=23.3oCFinal temperature of…

Q: A 9.1 g piece of aluminum (specific heat= 0.22 cal/(g* Celsius) received 10.0 cal of heat. What was…

A: The change in temperature of an object on receiving certain amount of heat (q) is expressed as:

Q: A 5.7 g sample of water starting at 63.2°C loses 405 J of energy in the form of heat. What is the…

A:

Q: When 47.9 J of heat is added to 13.8 g of a liquid, its temperature rises by 1.70 ∘C. What is the…

A: Given,Heat (Q) = 47.9 JMass (m) of liquid = 13.8 gRise in temperature (△T) = 1.70 oC

Q: How many joules of heat are needed to raise the temperature of 10.0g of aluminum from 22 degrees…

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Q: The temperature of a sample of copper increased by 24.7 °C when 275 J of heat was applied. Substance…

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

Q: 4. If 5.524 x 10°J of heat is applied to a 702.1 g sample of iron, by how many degrees Celsius will…

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Q: Suppose that 3,248 J of heat is removed from 86.5 grams of octane at an initial temperature of…

A: Since the heat of any process at constant pressure is given by  Q = mCΔT  where Q = heat given =…

Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

A: Mass of water = 200ml  Initial temperature = 25oC Specific Heat Capacity =  4.18 J/g.oC Heat = 669J…

Q: A 248.5 g water bath is heated to 98.2 ˚C from 22.2 ˚C.  How much heat was absorbed by the water, in…

A: Specific heat and heat of the Substance are interrelated with each other by -   Q = C m ∆T Here, Q =…

Q: A 25.0 g mercury is heated from 25 °C to 155 °C and absorbs 455 J of heat in the process. What is…

A:

Q: If 2500kj of heat are added to 50.0g of water at 25.00 C what would be the final temperature of the…

A: The amount of heat absorbed or released in a chemical reaction is ; q=mc∆Tm=mass of…

Q: A sample of sand at 21.5 degrees C absorbs 1.400E3 Joules of energy. The final temperature of the…

A: The relationship between heat and change in temperature is given by,

Q: If 2.500KJ of heat are added to 50.0g of water at 25.00 °C, what would be the final temperature of…

A:

Q: An iron can weighing 50 grams absorbs 256.0 J of heat and warms by 11.4C. What is the specific heat…

A: The amount of heat required to raise the temperature of a substance by one degree Celsius is called…

Q: Calculate the quantity of heat (in Joules) required to raise the temperature of 20.0 g of water from…

A: Given that : Maas of water (m) = 20.0 g Initial temperature Ti = 25.1°C Final temperature Tf =…

Q: 10. Brass is an alloy made from copper and zinc. A 590.0 g brass candlestick has an initial…

A:

Q: A 15.0-mL sample of benzene at 21.0 °C was cooled to its melting point, 5.5 °C, and then frozen. How…

A: Calculate the mass of benzene from density,

Q: Copper wires used to transport electrical current heat up because of the resistance in the wire. If…

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Q: 4. 448 Joules of heat are required to raise the temperature of a 10 gram sample of metal from 10…

A:

Q: How much heat is required to raise the temperature of 25g of water from 25.0°C to 30.0°C? The…

A: Mass of water, m = 25 g Specific heat of water, Cs = 4.184 J/g °C Initial Temperature, Ti = 25 °C…

Q: Because water has such a high specific heat capacity, it heats and cools more slowly than land. How…

A: Given that,

Q: An iron can weighing 50 grams absorbs 256.0 J of heat and warms by 11.4°C. What is the specific heat…

A: The given data contains, mass =50 g which absorbs 256 J. Temperature change =11.4°C

Q: 1. How much heat, in joules and in calories, must be added to a 75.3 g chromium block with a…

A: The heat of a solution can be expressed by the following formula Q=mC∆TQ=heatm=massC=heat…

Q: The specific heat of an unknown metal is calculated to be 3.74J/g*c. What is the mass of the sample…

A: Specific heat :-  The amount of heat required to rise the temperature of one gram of a substance…

Q: A 500-mL bottle of water at room temperature and a 2-L bottle of water at the same temperature were…

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

Q: A 116.21gram sample of gold is initially at 120.2°C. It loses 0.393kJ of heat to its surroundings.…

A:

Q: What is the change in temperature of a 13.6 g sample of water that absorbs 1,524 J of heat?

A: q = mc∆T q is the amount of heat energy absorbed m is the mass of substance  c is the specific heat…

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: An unknown solid metal at 150 degrees celsius was placed in 1.00 L of water at 25 degrees celsius.…

A: Heat absorbed or emitted by a substance = mass of the substance x specific heat of the substance x…

Q: Measuring the change in temperature versus time upon addition of a hot metal specimen to 10.3 mL of…

A:

Q: 8. If 335 g of water 65.5 °C loses 9750 J of heat, what is the final temperature of the water?…

A: We have mass of water as 335g, initial temperature as 65.5°C, looses 9750J of heat, specific heat of…

Q: he freezing point of mercury is -38.8°C. What quantity of energy, in joules, is released to the…

A: The density of liquid mercury =13.6 g/cm3. The mass of mercury = 1.00 mL × 13.6 = 13.6 g Hg.

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

A:

Q: A 15.0-mL sample of benzene at 20.7 °C was cooled to its melting point, 5.5 °C, and then frozen. How…

A:

Q: The specific heat of a certain type of metal is 0.149 J/g°C. What is the final temperature of 367 J…

A:

Q: How much heat is required to raise the temperature of 1,500 g of water from 25C to 52C? The specific…

A: Given  Mass of water ( m )  = 1500 gram  specific heat of water ( s ) = 4.184 Joule/g℃  Initial…

Q: The freezing point of mercury is –38.8 °C. What quantity of energy, in joules, is released to the…

A: Specific heat capacity is the amount of heat energy that is required to raise the temperature of the…

Q: An 8.29 g sample of calcium carbonate [CaCO3(s)] absorbs 50.3 J of heat, upon which the temperature…

A: Mass of CaCO3 = 8.29 g Amount of heat absorbed = 50.3 J Specific heat of CaCO3 can be calculated as…

Q: A piece of metal with a specific heat of 1.011 J/gºC is heated to 123.1ºC and then placed in 111.031…

A: Use calorimetry principle to get answer. Heat flow from high temperature to low temperature. Metal…

Q: The density of aluminum is 2.7 g/cm3 and its specific heat is 0.9 J/g.0. A piece of 9.7 cm3 aluminum…

A: Recall the following relation according to law of calorimetry          Q=mC×∆tHere Q is amount of…

Q: A 4.8 sample of water starting 56 C loses 448 J of energy in the form of heat. What is the final…

A:

Q: The specific heat of water is 4.184J/g°c. How many joules of heat will be removed from 2.00g of…

A: The amount of heat absorbed or released is related to specific heat capacity as,…

Q: What mass of water will change its temperature by 10 °C when 975 J of heat is added? The specific…

A: Based on the information you've provided, we know the following variables:

Q: What will be the final temperature when a 25.0 g block of aluminum (initially at 25 °C) absorbs 10.0…

A: The amount of heat energy  is related to specific heat capacity as,…