what is the change in energy j of gas when gas expends and does work on surrounding equal to 320j and at the same time absorb 120 j of heat from the surrounding A +298 B -200 C -157 D +200

Q: A gas expands from a volume of 0.550 L to 2.50 L against a constant pressure of 1.50 atm. What is…

A: A gas undergoes an expansion from a volume of 0.550 L to 2.50 L against a constant pressure of 1.50…

Q: If 515 J of heat is added to a gas that does 218 J of work as a result, what is the change in the…

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

Q: Under Measurements show that the enthalpy of a mixture of gaseous reactants increases by 206. kJ…

A:

Q: Nitromethane (CH3NO2) burns in air to produce significant amounts of heat. 4 CH3NO2(l) + 3…

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Q: The table lists the specific heat capacities of select substances. Substance Specific heat…

A: The specific heat capacity is calculated using formula,

Q: 6. How much work is needed in a system to expand from 25 to 50 L against a pressure of 7 atm? Is…

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

Q: The change in internal energy for a given gas-phase system is –1465 J. The system loses 455 J of…

A: The objective is to determine the final volume of gas. Given Data:Internal energy change, U is −1465…

Q: In a gas expansion,  9.0  ×  101  J of heat is absorbed by the system, and the energy of the system…

A: According to the first law of thermodynamic;

Q: A system releases 75 J of heat. And the same time 19 J of work is done on the system by the…

A: The formula foe finding Internal energy is, ∆U=q+w where ∆U is the change in internal energy, q is…

Q: ermined that 52.4 kJ of work is done by the mixture during the reaction.  What is the correct change…

A: According to first law of thermodynamics, the total energy of system is conserved.∆U=q+w∆U=change in…

Q: As a system increases in volume, it absorbs 50.33 of energy in the form of heat from the…

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

Q: An 8.50 L sample of an ideal gas at 25° C undergoes a change at a pressure of 1.90 x 103 torr while…

A: Volume of sample of gas = 8.50 L

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: When 1.0 g of fructose, C,H1206(s), a sugar commonly found in fruits, is burned in oxygen in a bomb…

A: The heat for this combustion is               -15.6 KJ Given, Mass =1.0 g of fructose Temperature…

Q: A gas expands and does P-V work on the surroundings equal to 284 J. At the same time, it absorbs 201…

A: Given  Work done by the system on surrounding = 284 Joule  Heat absorb                  = 201 Joule…

Q: A 0.602-g sample of isophthalic acid (C8H604) is burned in a bomb calorimeter and the temperature…

A: Given :  Weight of C8H6O4 = 0.602 g  Initial temperature = 24.8 °C  Final temperature = 27.05 °C…

Q: A certain chemical reaction releases 368.kJ of heat energy per mole of reactant consumed. Suppose…

A: In case of a calorimeter we can relate the heat change of a system to the product of thenumber of…

Q: A gas expands against a constant external pressure and does 5 J of work on the surroundings. During…

A: Given,Work done on the surroundings = 5 JHeat absorb by gas = 10 JRequired,                The…

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

A: Given: Decreased internal energy= 106.2 J Absorbed heat= 52.0 J Final volume= 58.6 L Working…

Q: A certain chemical reaction releases 269. kJ of heat energy per mole of reactant consumed. Suppose…

A: Given the enthalpy of the reaction is 269. kJ/mol The required conversion factor from the enthalpy…

Q: A gaseous system has 71 J of work done on it by surroundings and increases its internal energy by 69…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.81kg sample…

A:

Q: A gas is compressed from an initial volume of 5.70 L to a final volume of 1.24 L by an external…

A: Given:Initial Volume V1 = 5.70 L. Final Volume V2= 1.24 LPressure = 1.0 atm.Heat = -125 J (energy is…

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

A:

Q: 33 a b U Consider the hypothetical thermochemical equation 3A+B→2C for which AH = 61.5 kJ/mol. L L L…

A: Dear student since you have posted multiple parts question, We will solve first three parts of this…

Q: 127 J of work to the s. What is the chang rgy of the system?

A: According to the question, a system releases 235 J of heat while performing 127 J of work to the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.34 kg sample…

A: Mol= weight/ molar mass  first find the moles in 0.34kg

Q: The work done to compress gas is 83.0 J. As a result, 33.0 J of heat is given off to the…

A: According to the 1st law of thermodynamics, the relation between change in internal energy, work…