the constant-volume and constant-pressure heat capacities for liquid water can be said to be equal. True or False and if False add the correction.

Q: Example 3- 3 : In an air motor cylinder, the compressed air has an internal energy of 450 kJ/kg at…

A: Given that, the internal energy of the air motor cylinder at the beginning of the expansion = U1 =…

Q: Calorimeter Calibration 50 45 y = -0.44x + 45.86 40 A. 35 30 y = -0.35x + 34.533 Temperature 25 °C…

A: Given: Volume of water = 50 mL Time = 4 min From the calibration curve at 4 min, the temperature of…

Q: The leachate pond consists of Compound I at a concentration of 3.5 x 10-4 M. If the combustion…

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Q: What is the final temperature when a 20g sample of water initially at 30°C absorbs 200J of heat…

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Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196oC. When 7.8 g of nitrogen…

A: Boiling point of Nitrogen = -196oC. Mass of Nitrogen = 7.8 gm Initial temperature of Nitrogen =…

Q: The heat of reaction is utilized for calculating the number of energy per mole that's either formed…

A: Heat of reaction can be given by the amount of heat added to form products or amount of heat…

Q: An object with unchanged composition falls under what property? * Biochemical Mechanical Chemical…

A: 4.   The property in which the composition of an object remains unchanged is called a physical…

Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196oC. When 7.7 g of nitrogen…

A: Interpretation -  To determine the heat capacity of the the dewar flask when 7.7 g of nitrogen gas…

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A: According to given Equation.   colorimetry or colourimetry is a technique "used to determine the…

Q: ifa system is performing 45 Jof work to the surrounding and is gaining 30 J of heat from the…

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Q: In a reciprocating air motor, high pressure in the cylinder pushes the piston against the extern…

A: According to first law of thermodynamics, ΔU = q + wwhere,ΔU=internal energy changeq=heat energy…

Q: A/ 10 kg of Acetylene gas contained in rigid cylinder, the gas temperature raised from 25 °C to 100…

A: Given: Mass of acetylene gas = 10 Kg = 10,000 g                                  (Since 1 Kg = 1000…

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Q: Answer by True (T) or False (F) Chemical processes that absorb energy from the surrounding are said…

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Q: consider diatomic gas as oxygen, write total degree of freedom and heat capacity?

A: diatomic gas oxygen has total degrees of freedom is 5. so,  degrees of freedom of O2 = 5

Q: Distinguish between reversible and irreversible expansion.

A: Reversible expansion is a process where the volume increases gradually. During this process, the…

Q: You are given a copper calorimeter that is 900 grams and is in equilibrium, has a temperature of 24…

A: When a substance changes from one phase to another, it also involves heat change in the substance.…

Q: My calculated value for the specific heat falls between the specific heat of the 20% solution and…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: - molar heat of combustioN

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Q: A calorimeter is a device used to measure heat flow. O A) True O B) False

A: Calorimeter is a device used to measure the heat released by a substance.

Q: ? catalytic heat

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Q: A 50.0g of water at 80C is added to a 50.0g sample of water at 20C. What should be the final…

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Q: Everything needed is included The heat capacity ratio γ for nitrous oxide (N2O) is approximately…

A: The heat capacity ratio of N2O gas is 1.275. The initial volume, pressure and temperature is 4.0 L,…

Q: An electric immersion heater rated at 100 W is used to heat up 10 kg of water initially at 20…

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Q: 3. Heat capacity at constant volume (Cv) of water at its freezing temperature is a.0.100 Jmol-1 K-1.…

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Q: The standard temperature condition used for molar volume is 0 K. O True O False

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Q: Heat capacity depends on ____

A: Answer - Heat capacity  - Heat capacity is a physical property of matter, defined as the amount of…

Q: Which of the following statements is false? Select one: a. When heat is added to a well insulated…

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Q: kg e specific heat capacity of

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Q: For study flow in a heat exchanger at approximately atmoapheric pressure, what is the heat…

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Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196oC. When 7.5 g of nitrogen…

A: Boiling point of nitrogen = -196oC.  Mass of Nitrogen m= 7.5 gm Initial temperature of dewar flask =…

Q: A quantity of 4.275 g of an organic compound with a molecular formula C₁2H₂2 was burned in a…

A: we have to calculate the molar heat of combustion

Q: Show what percent T1 is of T2  for a heat engine whose ideal efficiency is 35%

A: Ideal efficiency ( η) of a heat engine is defined as the percentage of the heat energy which is…

Q: The water in the calorimeter was found to be 20.0oC.  The line gave a value of 33.6oC at 120 s (the…

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Q: ctual values for internal energy are easily and directly measured so the changes in the internal…

A: Given : We have to tell whether the statement is true or false.

Q: An insulated and sealed bucket containing 400g of water at25°C was used to carry 70 g of a hot metal…

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Q: The heat of combustion of propan-2-ol at 298.15 K, determined in a bomb calorimeter, is -33.41kJ/g.…

A: Heat of combustion is -33.41 kJ/g. We need to convert this per gram to mole.  The data required is…

Q: The R value for the monatomic gas reaction was 1.987 and the value for the constant volume heat…

A: A gas which has single type of  atom is called as monoatomic gas .

Q: A heat engine performs a thermodynamic cycle. Its internal energy depending on the typle of process.

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Q: Prove that carnote engine efficiency can never be equal to one

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Q: What is enthalpy? Heat flow at___? 1. Variable volume 2. Constant volume 3. Variable pressure Or…

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Q: Under normal atmospheric pressure, nitrogen boils (and condenses) at -196oC. When 7.9 g of nitrogen…

A: Given :  Mass of nitrogen gas = 7.9 gm  Specific heat capacity of nitrogen = 1.04 J/g-°C  Heat of…