How much work is done on the steam when 1.0 mole of water at 100°C boils and become 1.0 mol of steam at 100°C at 1 atm?

Q: A system undergoes a process in which AE = -280 J while gaining 89 J of heat energy and undergoing…

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Q: Which of (i) pressure, (ii) temperature, (iii) work, (iv) enthalpy are state functions?

A: A state function is used to describe the state of equilibrium established in a system. The state…

Q: The work done to compress one mole of monatomic ideal gas is 6200 J. The temperature of the gas…

A: The work done is generally denoted as 'w'. The work done due to expansion or compression of a gas…

Q: Everything needed is included. Using information available on the data page, calculate the total…

A: Firstly, we will convert the amount of…

Q: The heat of vaporization of C₆H₆ at 1 atm is 94.4 cal/g. 100 g of C₆H₆ reacted at 80.2°C. Calculate…

A: Given: Mass of C6H6 = 100 g Heat of vaporization of C6H6 = 94.4 cal/g. External pressure = 1 atm.…

Q: When 59.52 grams of fictional compound X is added to water to make 553.5 grams of solution, the…

A: given mass of solution = 553.5 g mass of X = 59.52 g molar mass of X = 69.14 g/mol initial…

Q: When a 45.0 g sample of an alloy at 100.0oC is dropped into 100.0 grams of water at 25.0oC, the…

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Q: The following information is given for mercury at 1 atm: T-356.60°C T--38.90°C Specific heat gas -…

A: Given : Initial temperature of mercury = 275.60 oC  Final temperature of mercury = 386.10 oC Since…

Q: Consider a system consisting of the following apparatus, inwhich gas is confined in one flask and…

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Q: Use Trouton’s rule to predict the enthalpy of vaporization of benzene from its normal boiling point,…

A: Trouton rule tells that most of the liquids have entropy of vaporization approximately at 85 J…

Q: 926 kJ of thermal energy are removed from a sample of gas causing the gas to contract. As the gas…

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Q: The standard unit used in heat measurements .   a. specific volume b. specific heat c. calorie

A: Energy is the capacity to do work. There are different types of energy. Heat is a form of energy. It…

Q: Calculate the internal energy change for a system that first she does volume from 1.23 L to 4.71 L…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For the…

Q: 1. Heat and work are called state functions. 2. Heat is manifested by an effect in the…

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Q: The enthalpy of sublimation (direct conversion from solid to gas) of carbon dioxide is 26.1 kJ/mol.…

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Q: air in an inflated balloon (system) is warmed and absorbes 665. J of heat the surroundings also…

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Q: A mixture of krypton and oxygen gas is expanded from a volume of 31.0L to a volume of 87.0L, while…

A: Work done = P(V2-V1)  where P = pressure , V2 = final volume , V1= initial volume

Q: A sample of an ideal gas at 15.0 atm and 10.0 L is allowed to expand against a constant external…

A: According to the Boyle’s law, within a closed system at a constant temperature, the absolute volume…

Q: As a system in volume, it absorbs 52.5 J of energy in the form of heat from the surroundings. The…

A: The internal energy of the system can be modified by doing work on them or by adding heat to the…

Q: A chemical reaction takes place in a container fitted with a piston. As the result of the…

A: A chemical reaction takes place in a container fitted with a piston. As the result of the reaction,…

Q: (11) A sample of 770 mol of nitrogen gas is maintained at a constant pressure of 1.00 atm in a…

A: THIS CAN BE SOLVE USING FIRST LAW OF THERMODYANAMICS CHANGE IN INTERNAL ENERGY = HEAT ABSORBED +…

Q: A strip of magnesium metal of mass 12.5 g is dropped into a beaker of dilute hydrochloric acid .…

A: Given that, mass of magnesium metal = 12.5 g  Atmospheric pressure is 1.00 atm  Temperature = 20.2…

Q: 16. The volume of a system is increased from 2.73 dm3 to 23.73 dm3 at an external pressure of 2.35…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Calculate the quantity of work required if He gas expanded from 1 L to 2 L by constant pressure of 2…

A: In expansion work is negative  So W =-p(v2-v1)

Q: Calculate the heat needed to be supplied to a parcel of air containing 1.00 mol air molecules to…

A: Heat exchanged in a reversible isothermal expansion process can be calculated as follows:

Q: The combustion of 1.876 g of propanol (C,H,OH) increases the temperature of a bomb calorimeter from…

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Q: As a system increases in volume, it absorbs 52.0 J of energy in the form of heat from the…

A: Work done (w) can be calculated as follows, 1 L atm = 101.3 J

Q: 1. The work done by an expanding gas is negative. 2. Under a constant volume process, no work is…

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Q: If a 348 g sample of steam at 127oC is cooled to 103oC, find the change in the heat content of the…

A: Given data contains, Mass of the sample is 348 g. Initial temperature is 127°C. Final temperature is…

Q: Exactly 12.1 mL of water at 31.0 °C is added to a hot iron skillet. All of the water is converted…

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Q: A piece of metal with a mass of 59.047 g was heated to 98.0°C and then put into 100.0g of water…

A: Given: Mass of the metal = 59.047 g The initial temperature of the metal = 98.0 oC The mass of water…

Q: Manuel has a container that contains a sample of nitrogen gas and a tightly fitting movable piston…

A: We would use first law of thermodynamics to calculate change in internal energy of the gas.

Q: Assuming that the gases are ideal and that the equation is balanced, calculate the amount of work…

A: By convention, Work done by the system=-ve Work done on the system=+ve

Q: Suppose that the molar enthalpy of a reaction is 56.94 kJ/mol and 16.89 kJ of heat are absorbed by…

A: The amount of heat required to raise the temperature of the sample is given by: q = mc∆T 'q' is the…

Q: In a cyclic process involving an ideal gas, the net change in the internal energy of the gas is zero…

A: The internal energy is the total energy contained in the system and is the sum of kinetic and…

Q: Calculate the work done in joules when 2.0 moles of water vaporize at 1.0 atm and 100 degrees…

A: • As we can see the liquid water vaporzied to steam. • And in the phenomenon of vaporization there…

Q: The heat required to raise the temperature from 300.0K to 400.0K for 1mole of a gas at constant…

A: This gas behaves ideally or not and is monoatomic or not has to be identified and explained.

Q: If the gas in a cylinder has 357 J of work done on it by a piston, what is the change in volume of…

A: In this question, we will determine the change in volume of the system in L unit.  You can see the…

Q: A 0.1375g sample of solid Mg is burned in a constant volume bomb calorimeter that has a heat…

A: The following relation gives the amount of heat absorbed or released by a substance. Q=mC∆T where…

Q: consider a mixture of air and gasoline vapor and a cylinder with a piston and an original volume of…

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Q: The heat required to raise the temperature from 300.0K to 400.0K for 1mole of a gas at constant…

A: This gas behaves ideally or not and is monoatomic or not has to be identified and explained.

Q: A 2.60 mole sample of N₂ gas at 0 °C is heated to 190 °C at constant pressure (1.00 atm).

A: N2 is a diatomic molecule. Moles ,n= 2.60 mol Initial temperature,T1= 0°C = 273K Final…

Q: As a system increases in volume, it absorbs 55.0 J of energy in the form of heat from the…

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Q: 4 moles of hydrogen gas is stored in a vessel at STP. the vessel is sealed and cooled to - 50…

A: Answer: For the diatomic ideal gas: Cp=72R CV=52R R=universal gas constant R=8.314J/mol-K   Change…

Q: A sample of an ideal gas at 24.9 atm and 15.4 L is allowed to expand against a constant external…

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Q: Under what condition(s) is the enthalpy change of a process equal to the amount of heat transferred…

A: The heat energy of the system at constant pressure in given temperature is called enthalpy of the…