According to the second law of thermodynamics, the change in the entropy of the universe (detla S univ) during a spontaneous reaction is and that of a reversible process is . Fill in each blank with either positive, negative or zero.

Q: State the physical significance of entropy.   Note: Please briefly explain. Thank you.

A: Entropy measure randomness or disorderness of molecules. Solid to gases randomness increase entropy…

Q: A system of 8,872 particles initially has 3.21*1042 possible configurations. If weremove some of the…

A: No of possible configuration = C = 3.21 * 1042Initial No of particle = X = 8872Final No of particle…

Q: Use the standard free energy data in the Standard State Thermodynamic Data table to determine the…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A system of 7,542 particles initially has 5.44*1039 possible configurations. If we remove some of…

A: GivenNo of particle initially = X = 7542No of possible configurations = C = 5.44 * 1039 No of…

Q: Chemists will sometimes describe chemical reactions as being “enthalpy-driven” or “entropy-driven”.…

A: Spontaneity of a reaction is given is given by gibbs free energy. The mathematical expression is…

Q: >What is a perpetual motion machine? Can such a machine exist given the laws of thermodynamics?

A: Perpetual motion machine:It is an idealistic concept which moves indefinitely without any energy…

Q: Use the standard free energy data in the Standard State Thermodynamic Data table to determine the…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: a spontaneous process increass the entropy of ? the system the surroundings  the universe  None…

A: Answer is option (c) entropy of the universe increase

Q: The entropy of CO at.16 absolute zero is

A: Solution Entropy, the live of a system’s thermal energy per unit temperature that's unprocurable for…

Q: Second time to ask, please draw or illustrate a concept map regarding the relationships of the three…

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Q: The law of thermodynamics states that every spontaneous process moves towards greater entropy.…

A: First law:  energy can't be created or destroyed. Second law :  The entropy increases for any…

Q: If the final pressure on the gas is 1.20 atm, calculate the entropy change for the process.

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Q: A reaction has values of AH and AS which are both positive. The reaction * Is spontaneous O…

A: When ∆H and ∆S both are positive then reaction is ---

Q: Calculate the standard state entropy of formation for H2O gas and of H2O liquid. Why is the entropy…

A: Solution: Standard entropy values at 25 deg. C for reference

Q: Which of the following statement(s) is/are true? (Select all that apply.) ASuniy = ASsys + ASsurr O…

A: The second law of thermodynamics predicts the spontaneous nature of a process. According to this…

Q: Consider the apparatus below with the valve closed. The temperature is held constant.When the valve…

A: Entropy is a measure of randomness . If particles move more randomly then entropy of particles would…

Q: Polymer -->  Product and you determine that at a given temperature the reaction is spontaneous and…

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Q: In order to better appreciate the actual value of entropy of reaction for Equation (1), let's…

A: The decomposition of ammonium nitrate results in formation of nitrous oxide and water. The…

Q: he standard entropy change, ancwor to ono ocimal nlace

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Q: What is the strategy of entropy?

A: The concept of entropy was coined by Rudolf Clausius. It is a measure of thermal heat energy per…

Q: Calculate the change in entropy Roger answer to three significant digits and be sure he has the…

A: Sr is rotational energy,R is gas constant,σr is rotational symmetry number for poly atomic…

Q: Enter your answer in the provided box. AS for the combustion of ethane (C,H) to carbon dioxide and…

A: combustion of ethane reaction  2C2H6g+7O2g→4CO2g+6H2Og

Q: A concept connected with the Second Law of Thermodynamics is the concept of a reversible process…

A: The IInd Law of thermodynamics basically states that the energy (heat) is not able to shift from an…

Q: A mole of N2 is allowed to expand from 0.5L to 10L at constant Temerature . calcuate its Entropy ?

A: The simplest practical reversible method to be used to compute the entropy is isothermal pathway if…

Q: Is this reaction endergonic or exergonic, spontaneous or non-spontaneous? Justify

A: Exergonic reaction:  The chemical reaction in which free energy decreases i.e.ΔG is negative are…

Q: Compute for the total entropy change (∆Suniv) in the oxidation of metallic iron into ferric oxide…

A: Entropy is the degree of disorderliness and randomness of the system. The system where the molecules…

Q: Which statement is incorrect? (a) At constant pressure, ∆? = ∆? + ?∆? (b) The thermodynamic symbol…

A: Endothermic process ==> energy is absorbed its +ve. Exothermic process ===> energy is…

Q: 1 m of carbon monoxide at a pressure of 1 N/mm² and temperature 300°C, expands 10 times its original…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 1kg of liquid subcooled water at 90°C is left to cool down at a LARGE room at 25°C until…

A: When thermodynamic equilibrium is reached, liquid subcooled water at 90 oC will cool down to room…

Q: Entropy, denoted by the symbol S, is the thermodynamic property describing the amount of molecular…

A: From given datas Initially from the given options related to third law of thermodynamics is given…

Q: For all spontaneous processes, the Entropy of the Universe ∆Suniv always is :

A: Entropy is used to describe the disorder. It is the amount of arrangements possible in a system at a…

Q: Calculating reaction entropy using the standard molar entropies.. Using the thermodynamic…

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Q: Fill in the blanks with either negative, positive or zero. According to the second law of…

A: According to the second law of thermodynamics the change in the entropy of the universe during a…

Q: ENTROPY (ΔS) can be thought of as molecular disorder, randomness, or freedom. Which of the two…

A: Entropy measures the disorder or randomness in the system. Ice has more ordered structure than…

Q: a) The standard enthalpy change of formation for CH3OH(g) at 298 K is -201 kJ mol and for H2O(g) is…

A: Enthalpy change of a reaction(∆Hrxn) ∆Hrxn=∆Hproducts-∆Hreactants Entropy change of a reaction(…

Q: Compute the standard entropy change for the following reaction. N2(g) + 3H2(g) → 2NH3(g) Enter your…

A: Standard entropy of formation ΔS for N2, H2 and NH3 is given.

Q: A system of 8,872 particles initially has 3.21*1042 possible configurations. If we remove some of…

A: GivenNo of possible configuration = C = 3.21 * 1042Initial no of particles in system = 8872 = XFinal…

Q: Which of the following statements is TRUE? Group of answer choices The total entropy of a sample…

A: Entropy is a measure of degree of disorderness. change in entropy of universe = change in entropy of…

Q: Calculate the change in entropy and your answer to three significant digits and be sure to use the…

A: Sr is rotational energy,R is gas constant,σr is rotational symmetry number for poly atomic…

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: The standard entropies are as follows: S°H2(g)= 130.57J/mol K, S°SO2(g) = 205.0J/mol K, S°H2O(g) =…

Q: For a certain reaction changeH֯ =-83.5 kJ and changeSͦ =-148 j/K. If the values of changeH֯ and…

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Q: Use the standard free energy data in the Standard State Thermodynamic Data table to determine the…

A: The reaction is said to be the spontaneous reaction if the standard Gibbs free energy has negative…

Q: the third law of thermodynamics .How is it interpreted in a microscopic thermodynamic sense?…

A: Thermodynamic is made of two words thermos means heat and dynamic means motion so can say that here…

Q: Find the absolute entropy of Nitrogen gas at 100 K. Assume that the heat capacity of nitrogen gas in…

A: Answer: Entropy of system is the measure of its disorderliness or randomness. In more possible…

Q: Would conditions of +ΔH and -ΔS favor a spontaneous or non-spontaneous reaction? Why? a.…

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Q: Compute the standard entropy change for the following reaction: CO(g) + 2H2(g) → CH3OH(I) J/K…

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