Copper wires used to transport electrical current heat up because of the resistance in the wire. If 140g wire gains 280 J of heat, what is the change in temperature in the wire? Copper has a specific heat of 0.384J /g°C.

Q: If 20.0 g of copper cools from 35.0°C to 32.8°C and loses 38.6 Joules of heat, what is the specific…

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Q: If the temperature of a 95.00 g sample of Iron started at 36.0°C and ended at 58.0°C, how much heat…

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

Q: The temperature of a 95.4 g piece of copper decreases from 48°C to 25°C when the copper releases 849…

A: The amount of heat required to increase the temperature of 1 gram of a substance by 1 degree Celsius…

Q: The initial temperature of a 22-g sample of copper is 25°C. If the sample absorbs 236 J of heat,…

A: Provided initial temperature of copper(T1) =25°C Let final temperature of copper=T2 Absorbed heat…

Q: A 100g sample of water at 25 degrees C is heated over a Bunsen burner until it nearly reaches…

A: Recall the following expression to calculate amount of heat (Q) that is required is as follows…

Q: 46 g of aluminum from 32 degrees celsius to 55 degrees celsius. What is the heat in cal?

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Q: How much energy would it take to heat a section of the copper tubing that weighs about 725.0 g, form…

A: The mass of the copper tube is = 725.0 g Raise in temperature is = 22.6-15.01 = 7.59oC The heat…

Q: When 50 g of ethanol is heated from T1 below its freezing point to a temperature T2 above its…

A: The amount of heat energy required for raising the temperature from one particular temperature to…

Q: What is the specific heat of a 41.5g piece of glass, if it takes 17.8 kJ of heat to raise its…

A: ∆H = mS∆T  ∆T = 68.5 - 20 = 48.5 °C

Q: A 125 g of metal is heated to 286 Celcius and dropped into 85.5g of water at 26.0 Celcius. The metal…

A: Heat Capacity: It may be defined as the amount of heat energy needed or loosen by anybody to change…

Q: A 12.42 g of water releases 5239 J of heat. The initial temperature of water is 56.23 degrees…

A: Given data,  Mass of water (m) = 12.42 g  Heat released (q) = 5239 J  Specific heat of water (C) =…

Q: A metal object with a mass of 12.0g requires 16.1 joules to raise its temperature from 35.0 degrees…

A: The amount of heat required to raise the temperature of a body of mass m from its initial…

Q: Calculate the heat absorbed, in kJ, when 2000. g of water is heated froI 20.0 °C to 99.7°C in an…

A: Heat absorbed by a system cab be calculate by the following formula Q = m×s×[t2-t1] Q = heat…

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: What is the specific heat of an object that weighs 15 g and changes temperature from 30°C to 37°C…

A: Data given: Mass of an object, m = 15 g Heat, q = 50 J Initial temperature, T1 = 30 °C Final…

Q: How much energy would it take to heat a section of the copper tubing that weighs about 520.0 g ,…

A: Given:Mass of Cu = 520.0 gHeating from 14.68 ∘C to 21.23 ∘CSpecific heat of  Cu 0.3850 J/(g⋅∘C).

Q: Mercury, with a freezing point of -38.8°C, is the only metal that is liquid at room temperature. How…

A: Given that,  Volume of mercury = 1.60 mL Mass of mercury m = density×volume          = 13.6 × 1.60 g…

Q: The temperature of a 15.9 g sample of gold increases from 22.1 degrees Celsius to 30.6 degrees…

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Q: A 489.9 gram sample of aluminum is initially at 25.7 C. It absorbs 38.27 kJ of heat from its…

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

A: Given data : Mass of copper(mc) = 18.9 gms Temperature of copper(Tc) = 99.38°C Mass of water(mw) =…

Q: What is the specific heat of an object that weighs 15 grams and changes temperature from 30 degrees…

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

A: The relation between heat (Q) and specific heat (Cp) is given as:Q = m.CP.∆T where, Q = heatm = mass…

Q: When 435 J of heat is added to 3.4 g of olive oil at 21 o C, the temperature increases to 85 o C.…

A: Given: q=435 J of heat absorbed by the substance.m=3.4g of olive oil To Solve: Specific heat…

Q: In the laboratory a student finds that it takes 34.3 Joules to increase the temperature of 13.7…

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Q: On a hot sunny day, you get out of the swimming pool and sit in a metal chair, which is very hot.…

A: The amount of heat required to increases the temperature of the 1 g of the substance by 1 degree is…

Q: Specific Heat Mass of metal 42.156 g Mass of cups and water 60.082 g Mass of cups 10.811 g Mass of…

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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…

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Q: A 275-g sample of a metal requires 10.75kj to change its temperature from 21.2°C to its melting…

A: Specific heat of a substance is given by, c=qm×ΔT Here, q is the heat required (in joule) to change…

Q: A piece of metal weighing 100 g was heated to 43.85 °C. (Initial temperature of metal was 23 ° C).…

A: Given:mass of metal, m1 = 100ginitial temperature of metal, T1 = 43.85oCfinal temperature of metal,…

Q: 1) A sample of iron with a mass of 10.0 g changed its temp. from 50.4°C to 25.0°C with the release…

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Q: Determine the mass of a sample of silver if 705J of heat are required to raise its temperature from…

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

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Q: If 1369 J of heat are released when 156 g of silicon cools from 37.5 oC to 2.50 oC, what is the…

A: Amount of heat released = 1369 J Amount of heat released (∆H) -1369 J Negative sign indicates heat…

Q: In the laboratory a student finds that it takes 14.8 Joules to increase the temperature of 10.6…

A: The specific heat (C) of a compound is mathematically expressed as: C=Qm×∆T…

Q: In the laboratory a student finds that it takes 48.7 calories to increase the temperature of 11.6…

A: Using formula of specific heat capacity and by putting values given we have solved this problem.

Q: Compare the heat given off by 1.0 g of boiling water at 100 °C when it comes in contact with your…

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

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Q: A 125 g piece of metal is heated to 288°C and dropped into 85 g of water at 12°C. The metal and…

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Q: Assuming soda has the same specific heat of water, how much heat needed to removed from the soda to…

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Q: If the specific heat of iron is 0.460J/g°C, how much heat is needed to warm 50.0g of iron from…

A: Mass of Iron, m = 50 g Specific heat of Iron, Cs = 0.460 J/g °C Initial Temperature, Ti = 20°C Final…

Q: If you drop a 150 gram piece of metal that has a temperature of 125 Celsius into 1000 grams of water…

A: In the given problem, heat (Q) can be determined by using the formula given below as; Q=m C∆T Where,…

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of water at…

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

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Q: Calculate the specific heat of an unknown metal if a 32.5 g sample loses 328 J of heat when it cools…

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Q: The initial temperature of a 12-g sample of copper is 25 °C. If the sample absorbs 226 J of heat,…

A: Mass of Copper =M= 12 gInitial Temperature of copper = Ti = 25°CHeat absorbs =q = 226 JSpecific heat…

Q: What is the specific heat of an unknown matter if a 20.00 kg of it released 300000.0 J of heat to…

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

A: To solve this problem we will use the formula   q = m • C • ∆T   Where,  q= heat abosbed , m = mass…

Q: How many joules of heat are required to heat 150g of aluminum from 48.0 degrees Celsius to 61.5…

A: Heat is given = mc∆T mc(T2-T1) Heat is a form of energy. Heat flow from high temperature to low…

Q: Copper is used in building integrated circuits, chips, and printed circuit boards for computers.…

A: The given data: The heat absorbed by the copper = 228 J The mass of the copper = 125.0 g The initial…