A 90g sample of an unknown metal absorbed 25.6J of heat as its temperature increased 1.18C. What is the specific heat of the metal?

Q: An unknown metal with mass (2.480x10^1) g absorbs (6.15x10^1) J of heat. The temperature of this…

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Q: 2. Thirty-two joules of heat is added to a 255 gram iron bar How much will the iron bar's…

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Q: If 1001 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C)…

A: Given Heat ( Q ) = 1001 Joule  Specific heat ( s ) = 0.450 Joule/gram℃  Initial temperature ( T1 ) =…

Q: What is the specific heat of tin if a 55.0-g sample absorbs 982 J of heat to raise its temperature…

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Q: How much heat is required to raise the temperature of a sample of copper from 0°C to 55° C, if the…

A: Given that : Mass (m) = 67 g Change in temperature ∆T = 55°C - 0°C = 55°C Specific heat of copper…

Q: What is the change in internal energy for a system if the system absorbs 537 kJ of heat and does…

A: We have given that  Heat absorbed by system =q= 537KJ  Work done by system is always negative   W =…

Q: A piece of silver with a mass 418 g has a heat capacity of 99.1 J/°C. What is the specific heat of…

A: Given, heat capcity 'c' of silver = 90.1 J/oC , mass of silver = 418 g, specific heat = ?

Q: A 52.7 g. piece of an unknown metal is heated up 51.4 °C when given 3492 J of heat.  What is the…

A: Formula : Heat, q = msΔT     3492 = 52.7 x s x 51.4   s = 1.289 J g-1 °C-1 Here s is specific heat…

Q: what is the amount of internal energy (in joules) for a system that has performed 1478.714 J of work…

A: The internal energy of a system can be changed in two ways: (i) By allowing heat to flow into the…

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: A gas does 135 J of work while expanding and, at the same time, absorbs 156 J of heat. What is its…

A: Given :-  heat absorbed by system = 156 J  work done by gas = 135 J To calculate :- ∆U(in J)

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

A: Calculation of heat capacity: The amount of heat required to increase the temperature of one gram of…

Q: The mixture of gas and air inside a cylinder reacts, releasing 400 kJ of total energy. If the system…

A: 150 kJ of heat is released from the system

Q: What is the change in internal energy of a system that has 275 kcal of work done to it and it…

A: Internal energy is a function of the volume and the temperature. In a closed system of constant…

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: If 801 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g•°C) that…

A: Given,  specific heat = 0.450 J/g.oC heat = 801 J , mass = ? , ∆T= 120°C - 22.5°C = 97.5°C

Q: How much heat (in kJ) is required to raise the temperature of a 525.0 mL sample of water from 22.1 C…

A: The heat required to raise the temperature is directly proportional to the mass of sample and the…

Q: If a system absorbs 155 kJ of heat from its surroundings and the system does 95 kJ of work on its…

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Q: 1. A system receives 425 J of heat and delivers 425 J of work toits surroundings. What is the change…

A: We have to calculate the change of internal energy of system.

Q: What is the specific heat of a 75.01 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given : Mass of metal = 75.01 g Change in temperature of metal = 45.2 °C And the total heat absorbed…

Q: In the laboratory a student finds that it takes 79.6 Joules to increase the temperature of 14.8…

A: The specific heat capacity of copper (C) can be calculated using equation (1). In this equation, m…

Q: 1. The temperature of the cooling water as it leaves the hot engine of an automobile is 240 °F.…

A: The amount which is transferred by a given system can be calculated using the following mathematical…

Q: If 801 J of heat is available, what is the mass in grams of iron (specific heat = 0.45 J/g･°C) that…

A: Q = heat =801 J ΔT = change in temperature = (120 - 22.5) = 97.5 oC c = Specific heat = 0.45 J/goC…

Q: If a system has 38.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: According to the first law of thermodynamics,change in internal energy i.e∆U can be calculated by…

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: A piece of unknown metal weighs 217 g. When the metal piece absorbs 1.43 kJ of heat, its temperature…

A: Given: Mass of metal, m = 217 g Heat energy, q = 1.43 kJ Initial temperature, T1 = 24.5oC Final…

Q: A 135 g sample of metal requires 2.50 kJ to change its temperature from 19.5 oC to 100.0 oC. What is…

A: Given,Mass of the metal, m = 135 gHeat required, q =2.50 kJ = 2500 J    (1 kJ = 1000 J)Initial…

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: 2. What is the work done by a system whenabsorbs 47 J of heat and gain 12 J of energy?

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Q: What is the specific heat (c) of a metal if the temperature of a 15.5g sample increases from 29.5℃…

A: The amount of heat required to increase the temperature of one kilo gram of a substance by one…

Q: What is the specific heat of aluminum if it takes 161 cal to raise the temperature of a 75 g…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: An unknown substance requires 567 J of heat to increase its temperature from 0 to 15 ºC. The  sample…

A: Given, Amount of heat required (Q) = 567 J Initial temperature (Ti) = 0°C Final temperature (Tf) =…

Q: 1. When 145.6 J of heat are added to 13.0 g of mercury in a thermometer, the temperature increases…

A: Here we have to determine specific heat of  mercury if 13 g of Hg absorbed 145.6 J heat energy so…

Q: What is the specific heat of solid iron when a 15.75 gram sample gains 1,086.75 Joules of heat…

A: The calorimetry method is used the find the total amount of heat transferred in a system. In this…

Q: When 745 J of energy in the form of heat is transferred from the environment to a gas, the expansion…

A: According to first law of thermodynamics dU = dQ + dW Where dU is change in internal energy, dQ is…

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

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Q: If 901 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C) that…

A: The amount of heat available is = 901 J The specific heat of iron is = 0.450 J/g.oC The rise in…

Q: A 25.0 g mold made of an alloy absorbed 250 J of heat as its temperature changed from 25 °C to 78…

A: Given information is as follows; Mass (m) of gold = 25.0 g      Heat absorbed (q) = + 250 J Initial…

Q: If 1495 J of heat is needed to raise the temperature of a 327 g sample of a metal from 55.0°C to…

A: The weight of metal is 327 g.The given temperature values are 55.0 ˚C and 66.0 ˚C. The value of q is…

Q: If 901 J of heat is available, what is the mass in grams of iron (specific heat = 0.45 J/g･°C) that…

A: Given data: Heat = 901 J Specific heat = 0.45 J/g.℃ Initial temperature = 22.5 ℃ Final temperature =…

Q: 2. A 25.0 g bold made of an alloy absorbed 250 J of heat as its temperature changed from 25.0 °C to…

A: Applying formula Q= mc∆t

Q: What is the specific heat of a material when 55.2 g of it change temperature by 35.8 degrees C when…

A: Use the formula as : Amount of heat absorbs (q) = Mass of substance (w) x specific heat capacity of…

Q: What is the specific heat of a 91.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Given temperature of the piece of metal (T) = 45.2°C  Given mass of the piece of the metal (m) =…

Q: 5. A system compresses when 457 J of work was done on it at the same time it decreases it energy to…

A: Given,  A system 457 J of work done when it compresses, at the same time it decreases energy to 234…

Q: A piece of copper alloy with a mass of 85.0g is heated from 30.0°C to 45.0°C. In the process, it…

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

Q: If 801 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g °C) that…

A: For the first question simply it follows the  q= ms∆t equation.   For the second one it is the case…

Q: 6. If it takes 44.72 joules to heat a piece of metal weighing 16.89 g from 10.0°C to 29.0°C, what is…

A: q = 44.72 J  m = 16.89 g  Ti = 10.0°C  Tf = 29.0°C  c = ?

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: A gas does 135 J of work while expanding, and at the same time it absorbs 156 J of heat. What is the…

A: Thermodynamics is the study of heat in motion.