Predict whether ΔS is positive or negative for each of the following processes, assuming each occurs at constant temperature: a) H2O (s) → H2O (l) b) 2Zn (s) + O2 (g) → 2ZnO (s) c) I2 (l) → I2 (g)

Q: Predict the expected sign of ΔS for the following reactions:   Ca(OH)2(s)    Ca2+(aq) + 2 OH-(aq)…

A: Since, you have asked multiple questions, we will solve the first question for you.  Question-1 : In…

Q: Predict the sign of ∆Ssys for each of the following processes: Gaseous Cl2 dissociates in the…

A: The given process is gaseous Cl2 in the stratosphere to form gaseous CI atoms.

Q: In a reaction, 1.00 mole of H2 is produced at a constant pressure of 1.00 atm and at 298 K (1 L atm…

A: Therefore, ΔE in this reaction is +483.6 kJ.Explanation:The equation for calculating ΔE is:ΔE = ΔH -…

Q: Calculate ΔGrxn at 298 K under the conditions shown below for the following reaction. Please show…

A: First of all the reaction is given as: Fe2O3 (s) + 3CO(g) →2Fe(s) + 3CO2 (g)   Standard free energy…

Q: Predict the sign of Δ S system for each reaction or process.13. FeS(s) → F e 2 + (aq) + S 2 −…

A: ∆S system is positive for 13 because product have more ions.

Q: Predict the sign of ΔS for

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Q: Which of the following chemical reactions has a negative ΔS?  (The reactions are unbalanced as…

A: The balanced reactions are as follows:

Q: Caculate the ΔG°rxn for the following reaction at 298 K ? How will the calculated ΔG°rxn  change…

A: since ΔG°rxn = ΔH°rxn - T ΔS°rxn  And ΔH°rxn  = sum of (ΔH°f of products  X reaction coefficient) -…

Q: Calculate E°cell for the two other reactions we have been discussing. You already have a good idea…

A: 1) In the reaction the half cell reactions are  Reduction : F2 (g) + 2 e- -------> 2 F- (aq)…

Q: What is the standard free-energy change ΔG° at 25°C for the following reaction? See the Supplemental…

A:

Q: A chemist fills a reaction vessel with 3.68 atm nitrogen (N2) gas, 6.59 atm oxygen (O2) gas, and…

A:

Q: CaCO3(s) → CaO(s)+CO2(g)CaCO3(s) → CaO(s)+CO2(g)      Calculate the value of the equilibrium…

A:

Q: What is the ΔS for H2O (l) + CaO (s) --> Ca(OH)2 (s) ?

A: In this question, we want to determine the value of ∆S ( means change in entropy ) of the given…

Q: Find ∆G for the following reaction: 2 Al (s) + 3 Br 2 (l) → 2 Al 3+ (aq) ( 1M) + 6Br - (aq) (1 M)

A: In the given cell reaction, aluminium is being oxidized and bromine is being reduced. The standard…

Q: Predict the sign of ΔG for the following reaction conditions without using specific numbers:…

A: When the change occurs in the system, surroundings, and universe then automatically the value of…

Q: What are the signs of ΔH,ΔS,ΔG when CO2 (dry ice) sublimes to a gas at room temperature and 1 atm…

A: Given A Dry ice sublimes to a gas at room temperature and 1 atm pressure. The temperature of dry ice…

Q: ΔG° = 91.7 kJ/mol at 25°C for the following process. Which of the following statements is correct…

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Q: Calculate ΔGo for the process:  BaF2(s) ⇌ Ba2+(aq) + 2F−(aq) The Ksp of BaF2 at 25°C is 1.70 × 10−6.

A: Since Ksp for the above reaction is basically the equilibrium constant of above reaction And the…

Q: What is the ΔGo for the following reaction from the equilibrium constant at the temperature given?

A: ΔG°=−RTlnK Temperature = 900°C                          = 900+ 273 = 1173 K  Equilibrium…

Q: Which of the following reactions would have the greatest positive entropy change, ΔS = +?     2 Mg…

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Q: Calculate AH° for the process Zn(s) + S(s) + 2O₂(g) → ZnSO4(s) from the following information Zn(s)…

A: According to Hess's law,We can treat thermodynamic equations like algebraic equations. So, we can…

Q: Metal corrosion by aqueous acid is a favorable process under many normal conditions and one of the…

A: Gibbs free energy defines the total amount of work done in a thermodynamic system keeping constant…

Q: For which of the following processes ΔS  is positive?   Group of answer choices A, 2H2(g) + O2(g)  →…

A: ∆S shows entropy change . Entropy means randomness .  ∆S becomes positive if :  1)Compound goes from…

Q: 3NO2(g) + H2O(l) → 2HNO3(l) + NO(g) Substance ΔG°f (kJ/mol)  ​ ​ ​   H2O(l) −237.2 HNO3(l) −79.9…

A:

Q: Consider the following reaction: 2 O3(g)  →  3 O2(g)    ΔS∘∘ = 137.4 J/K;  ΔH∘∘ = −285.4 kJ…

A: To calculate ΔGo for the given reaction.

Q: Determine the ΔS0rxn of the reaction below:    N2H4(l) + N2O4(g) → N2(g) + H2O(g) ΔS0f (J/K)…

A: Ans

Q: Calculate ΔG°rxn, ΔH°rxn, and ΔS°rxn of the following reaction: N2(g) + O2(g) -> 2NO(g)

A: The given reaction is:  N2(g) + O2(g) ---->  2NO(g)  ∆Horxn can be calculated using ∆Hof values…

Q: Calculate ΔS° rxn for the reaction below? 2 C 10H 22 (g) + 31 O 2 (g) → 20 CO 2 (g) + 22 H 2O (g)…

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Q: For the following example, identify the following. 2 Cl2O(g) → 2 Cl2(g) + O2(g) Group of answer…

A: As we know Gibbs free energy (∆G) defines the spontaneity of a reaction. For spontaneous reaction,…

Q: For each reaction, predict the sign and find the value of ΔS°:

A: It’s given below :

Q: Calculate ΔS°rxn for the following reaction. The S° for each species is shown below the reaction.…

A: An increase in entropy results from an increase in disorder. Entropy is an extensive property ( a…

Q: The symbol ΔGf (MgSO4, s) refers to which one of the following reactions? Exlain your answer.…

A: Answer:When formation of one mole compound takes place from its constituent elements when they are…

Q: You are working in a lab and observing a reaction. If a reaction vessel is cold to touch and the…

A: A question about thermodynamics, which is to be accomplished.

Q: What is the standard free-energy change ΔG° at 25°C for the following reaction? See the Supplemental…

A:

Q: Calculate the ΔS0 for each given reaction. 1. 2H2 (g) + O2 (g) ---> 2H2O (g) 2. Ca3(PO4)2 (s) --->…

A: Entropy or disorder or randomness for a reaction is calculated using formula Sreaction = ΣSproduct…

Q: Consider the following reaction   AgBr(s) → Ag+(aq) + Br−(aq), ΔGo = +69.1 kJ   Calculate ΔG for the…

A: The relation between ∆G and ∆Go is  given by: ∆G = ∆Go + RT lnQ Where, R = universal gas constant,…

Q: Directions: Solve the following problems. Show solution. 1. Consider the reaction, Oz(g) + 200(g)…

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Q: Determine the sign of ΔSsys for the following chemical reactions without doing any calculations. a)…

A: Note: As per the guidelines solution of first 3 parts has been made. For the expert solution of…

Q: For which of the following reactions is ΔS less than zero? a) MgCO3 (s) --> MgO (s) + CO2 (g) b)…

A: The change in the entropy is less than zero if the number of products is less than the number of…

Q: Indicate which of the four cases below applies to the following four reactions (a through d) by…

A: The reactions given are, a)     PCl3(g) +   Cl2(g)   ↔   PCl5(g)…

Q: Find ∆G for the following reaction: 2 Al (s) + 3 Br2 (l) → 2 Al3+ (aq) ( 1M) + 6Br - (aq) (1 M)

A: In the given cell reaction, aluminium is being oxidized and bromine is being reduced. The standard…

Q: For which of the following reactions is ΔS less than zero? a) MgCO3 (s) --> MgO (s) + CO2 (g) b)…

A: Entropy change (S) is defined as the difference between the number of moles of products which are…

Q: Calculate ΔG°rxn, ΔH°rxn, and ΔS°rxn of the following reaction: 2NO(g) + O2(g) -> 2NO2(g)

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Q: Which of the following processes has ΔS<0? Select one: C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g) 1.0 L of…

A: The study of flow of matter is called thermodynamics. Entropy is an important term used in…

Q: Predict the sign of Δ˚S for the following changes: H2O(g) → H2O(l) Zn(s) 2…

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Q: for which system is ΔS H2O(g) H2O(g) -> H2O(s) H2O(s) -> H2O(l) H2O(s) -> H2O(g)

A: In this question, we will select the correct system which have ∆S &lt; 0  You can see details…