Specific Heat 1. Estimate how much energy it takes to beat an Olympic size swimming pool by 5°C. Give the answer in Joules.
Q: A scientist adds 193 g of water at 51°C to ice at 0°C. If the final temperature of this closed…
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Q: Suppose 13.0 kg of 7.0°C water is mixed with 18.8 kg of 80°C water. If no heat is lost in this…
A: Given: Mass of the water = 13 kg Temperature = 70 C Mass of the water mixed = 18.8 kg The…
Q: If you add 700 kJ of heat to 600 g of water at 60.0°C, how much water will be left in the container?…
A: Given: Heat added to mass of water, m=600 g at temperature, T=60.0°C The latent heat of…
Q: 8 In An object having emissivity 0.0867 radiates heat at 20 W, and temperature is T. IT is doubled,…
A: (8).It is given that, The fixed emissivity of the object is .…
Q: 3. A pipe, carrying steam at 320°C, bursts. The steam condenses on another pipe, carrying slurry at…
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Q: An engineering professor adds 1.46x104 J of heat at constant volume to 2.80 moles of N2 gas that is…
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Q: A 10 kg piece solid of aluminum, which has a specific heat of 900 J/(kg⋅°C), is warmed so that its…
A: Given : m = 10 kg c = 900 J/(kg.°C) ∆T = 3°C
Q: Following vigorous exercise, the body temperature of a 60.0 kg person is 39.1°C. At what rate in…
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Q: Q4: Two moles of helium gas is mixed with three moles of hydrogen molecules (taken to be rigid).…
A: Q4: Two moles of helium gas is mixed with three moles of hydrogen molecules (taken to be rigid).…
Q: Your body is like an "oven" set to 98 degrees F or 37 degrees C. Questions 6-8 are related to this…
A: Our body is at 370 C which is at a higher temperature than the atmospheric temperature.
Q: Q4: A 50.0-g copper calorimeter contains 250 g of water at 20.0°C. How much steam at 100°C must be…
A: Use the concept of calorimetry to calculate the amount of steam to be condensed. The expression…
Q: A 355mL cup of hot chocolate has an initial temperature of 49°C. How many Calories of thermal energy…
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Q: Object 1 has nine times the specific heat capacity and four times the mass of Object 2. The two…
A: Vv
Q: k) A 250.-g sample of water at 369.0 K was added into 1.00 kg of water at 25.5°C in a coffee-cup…
A: *As per our guidelines we are instructed to answer only one question per session, Kindly post the…
Q: 9. The height of the Washington Monument is measured to be 170 m on a day when the temperature is…
A: Given, the height of the Washington Monument is h1 = 170 m initial temperature is T1 = 350 C Final…
Q: A container having two compartments contains steam as shown in Figure. The specific volume of steam…
A: Given Specific Volume of stream in Compartment B = 5 m3/kg Resulting specifice Volume of stream in…
Q: In a laboratory, bunsen burner is used to increase the temperature of lime from 10 °C to 50 °C with…
A: given,T1=10 °CT2=50 °Cthermal energy Q=8000 Jmass, m=20 kg
Q: "Say someone has 500 grams of water at 20 degrees Celsius. If they want to cool it down to zero…
A: Given mass of water m = 500 grams = 0.5 kgInitial temperature of water 200C
Q: Consider a column of gas, consisting of atoms of mass M, at temperature r in a uniform gravita-…
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Q: A “typical” human body has a surface area of about 1.9 m2 and a surface temperature of about 33oC…
A: We must apply Stephen Boltzman relation
Q: 200 J of heat is added to two gases, each in a sealed container. Gas 1 is in a rigid container that…
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Q: An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of…
A: The energy balance between the object and hot water,
Q: The number of kilocalories in food is determined by calorimetry techniques in which the food is…
A: The objective of the question is to calculate the energy content of a peanut in kilocalories per…
Q: 9. Suppose a tank contains 640 m² of neon (Ne) at an absolute pressure of 1.10 x10° Pa. The…
A: Given: The volume of the Neon gas in the tank is 640 m3. The absolute pressure in the tank is…
Q: 8. You pour equal masses of liquid A and liquid B into a coffee - cup calorimeter. Liquid A starts…
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Q: 1. The specific heat of a material depends on the type of and is a constant. 2. If the specific heat…
A: Formula Q = m*Cp*dT Q is heat transfered Cp is specific heat. dT is temperature change
Q: ow much energy is required to change a 41.0-g ice cube from ice at -7.0°C to steam at 116
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Q: 1. The heat conducted through a bar depends on which of the following? A. The coefficient of linear…
A: The heat conducted through a depends on which of the given options.
Q: Substance A has a higher specific heat than substance B. With all other factors equal, which…
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Q: 4. What is the change in internal energy of a system which does 4.50x10° J of work while 3.00x106 J…
A: Given, system does work of 4.50×105 J , heat transfer into the system is 3.00×106 J and 8.00×106 J…
Q: A sphere of surface area 1.25 m² and emissivity 1.0 is at a temperature of 100°C. At what rate does…
A: The surface area of the sphere is 1.25 m2.The emissivity is 1.The temperature of the sphere is…
Q: Two cars collide head on while each traveling at 50 km/h. Suppose all their kinetic energy is…
A: Initial velocity of each car After collision final velocity will be v = 0 m/s.Specific heat of iron
Q: When 3.00g of water at 100°c changes from the liquid to the gas phase at standard atmospheric…
A: (i) heat required to vaporize Q=mLv=3.00 g2260 kJ/kg10-3 kg1 g=6.78 kJ
Q: 39. At what temperature are the Celsius and Fahrenheit equal? a. +40° b. - 40° c. 0° 40 115 d. +100°
A: Given data, It is required to determine the temperature at which Fahrenheit and Celsius are equal.
Q: A 1.0-m-long steel beam, initially at a temperature of 250 C, increases in temperature to 1000 C by…
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Q: 2. A monatomic ideal gas expands from point A to point B along the path shown in the figure. How…
A: The work done by a monoatomic ideal gas will be equal to the area under the pressure-volume curve.…
Q: A rectangular window in a home has a length of 1.5 m and a height of 0.80 m. If the window allows…
A: Given Data: Length of window L=1.5 m Height of window h=0.80 m Heat is escaping at a rate of Qe=2000…
Q: As an athlete exercises, sweat is produced and evaporated to help maintain a proper body…
A: mass, m = 409 g Heat of vaporization, Lv = 2257 J/kg
Q: · A 3.2 m length of copper pipe extends directly from a hot-water heater in a basement to a faucet…
A: Given data: Original Length (L0) = 3.2 m Initial temperature (Ti) = 20.0°C Final temperature (Tf) =…
Q: A bolt hole in a brass plate has a diameter of1.21 cm at 19.62°C. What is the diameter of the hole…
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Q: Calculate the molar heat capacities of the following gases: a. Helium ( molar mass= 4.00 g/mole) b.…
A: Given: Molar mass of Helium=4.00 g/mole Molar mass of Hydrogen=1.00 g/mole Molar mass of Carbon…
Q: Q 27 - Substance A has a higher specific heat than substance B. With all other factors equal, which…
A: Let cA be the specific heat of substance A and cB be the specific heat of substance B. Such that,…
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