1. Assume the total heat of vaporization (per gram) of water can be used to supply the energy needed to tear 1 gram of water molecules apart from each other. How much energy is needed per molecule for this purpose?

Q: 2. An aluminum calorimeter with a mass of 100 g contains 250 g of water. The calorimeter and water…

A: Solution:-Given thatmass of aluminum calorimeter (mA)=100 gmass of water (mw)=250 gInitial…

Q: 2.) The escape velocity of any object from Earth is 11.1 km/s. At what temperature would oxygen…

A: THE VALVES PROVIDED IN THE QUESTION ARE AS FOLLOWS- υrms = 11.1 kms=11.1 ×103ms MO2=…

Q: 9. Will took a 45.0g cube of solid H20 (an ice cube) out of the freezer at -5.00°C and put it on the…

A: Given data,                        m=45 g                        θ₁ = -5°C                         θ…

Q: 2.A 1.60-mol sample of hydrogen gas is heated at constant pressure from 296 K to 410 K. (a)…

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Q: 7) Calculate the heat capacity at constant volume (Cv) for water vapour, assuming a water molecule…

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Q: 3. A pipe, carrying steam at 320°C, bursts. The steam condenses on another pipe, carrying slurry at…

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Q: 4. A rigid tank with a volume of 2 m' contains 8.244 kg of saturated liquid-vapor mixture of water…

A: Given Volume (V)           = 2 m3 Mass (m)              = 8.244 kg Temperature T1 = 75°

Q: Two monoatomic ideal gases A and B are at the same temperature. If 1 g of gas A has the same…

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Q: rson transfer thermal energy to reduce mperature to 37.0°C in 30.0 min, assu ntinues to produce…

A: Given: Mass is 80 kg Ti=40oC Tf=37oC C=3500 J/KgoC ∆t=30 mns=1800s P=150W

Q: 3. Consider a Lockheed SR-71A Blackbird flying at an altitude where the outside pressure is 1.6437…

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Q: 1.In a closed system, a 1 kg fluid has initial temperature of 400C and pressure of 2MPA and…

A: Given: Initial temperature of 1 kg fluid =Ti=400°C=673 K Initial pressure Pi=2 MPa=2×106 Pa Final…

Q: 1. Thermography is a technique for measuring radiant heat and detecting variations in surface…

A: To calculate the percent increase in the rate of heat transfer by radiation, we can use the…

Q: 1. Calculate the one temperature at which Fahrenheit and Kelvin thermometers agree with each other.…

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Q: A cylindrical container of volume 4.0 × 10-3 contains one mole of hydrogen and two moles carbon…

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Q: For an ideal gas, the difference between the specific heat at constant pressure and the specific…

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Q: 8. The table below shows data from a heating experiment involving four substances of each of mass…

A: The answer is given below

Q: Calculate the change in enthalpy of H₂(g) from 373K to 1000K, given that the constant pressure heat…

A: Enthalpy: The enthalpy of a substance is defined by the equation, H=U+PV where U is the internal…

Q: 5) A student is heating a block of chocolate in a pan on the stove. He uses a cooking thermometer to…

A: A graph is provided which shows the variation in temperature of chocolate because od heating as time…

Q: 3. A cylinder contains a hydrogen gas of volume 2.40 x 10 m² at 17 °C and 2.32 x 10° Pa. Calculate…

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Q: 8. At 20°C (approximately room temperature), the average velocity of Na molecules in aif is…

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Q: . If you were to calculate how much energy (in cal) will it take to raise the temperature of 23.0 g…

A: The amount of heat or energy required to raise the temperature of any substance from its initial…

Q: 1. A container holds 4.0 g of neon at a pressure of 5.0 atm and a temperature of 15 °C. How much…

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Q: 5. Soon after the Earth formed, heat released by the decay of radioactive elements raised the…

A: Given: Temperature, T1 = 300 K                         T2 = 3000 KAverage coefficient of volume…

Q: Most automobiles have a coolant reservoir to catch radiator fluid that may overflow when the engine…

A: Given data, Volume V=17 L Coefficient of volume expansion of copper βc=5.1×10-5 /°C Coefficient of…

Q: 1. Most automobiles have a coolant reservoir to catch radiator fluid that may overflow when the…

A: To determine if the fluid will overflow, we need to calculate the change in volume of both the fluid…

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: 5. You are cooling a dish that was taken out of the oven with an internal temperature of 180°F.…

A: According to Newton's law of cooling, the rate of loss of a body is directly proportional to the…

Q: A vegetable soup, with specific heat capacity 4000 J/(kg. K), is being heated from 16 to 95 °C…

A: We know the formula of rate of heat transfer in the heat exchanger are  Q = UA∆TlmWhere U =…

Q: A 500-g sample of iron is heated to 50.0°C and placed on a very large block of ice, which is…

A: Given Data: The mass of the iron sample is: m=500 g=0.5 kg The temperature of the iron sample is:…

Q: 4. An aluminum baseball bat, which is 0.8950 m in length when the temperature is 34.7°C, is left…

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Q: A cat's water dish is left outside overnight, where it fills to the brim with water during a…

A: Given The dish holds V0=252 mL of water. Increase in temperature is ∆t=11.6°C Coefficient of volume…

Q: 2. As an example of microscopic thermodynamic analysis based on thermal-energy microstates, the…

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Q: 4. The kinetic theory of gases predicts that, at a given temperature, a) All of the molecules in a…

A: 4(b) is correct All the molecules of the gas have  the same energy

Q: Upon kicking a ball (d = 22 cm), you noticed that it compressed to 90% of its original volume. If a…

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Q: 2. As an example of microscopic thermodynamic analysis based on thermal-energy microstates, the…

A: In both Conditions, 1st Calculate number of microstate of both system. Then put into entropy formula…

Q: 8. You drop 182 g of ice at 0°C into a glass containing 431 ml of water at a temperature of 28°C.…

A: Mass of water = 431gm = 0.431 kg Heat gained by ice = Heat lost by water Heat gained by ice = mass…

Q: 4) A ground source heat pump heats a building by extracting heat from the ground and pumping it into…

A: Part a) Basic Details The heat pump is a device which extracts heat from the cold reservoir from the…