Suppose we redefine the standard state as P = 2 atm. Find the new standard ΔG°f values of each substance.a. HCl( g)b. N2O( g)c. H( g)Explain the results in terms of the relative entropies of reactants and products of each reaction.

Q: Without doing any calculations, determine the sign of ASys and ASurr for each chemical reaction. In…

A: To determine the sign of ∆S syst and ∆Ssurr for the following reactions:

Q: Consider the reaction in the previous problem H2O2 0 H20 + O2e) Is the reaction spontaneous or…

A: A spontaneous reaction is one which takes places on its own. For a spontaneous reaction, ∆G∘should…

Q: It refers to how a circumstance can occur without the help of any external factors? O a Entropy Ob…

A: Spontaneity ----> it refers to the circumstances which can occur without any external factors.…

Q: 1. Rank the following from lowest to highest entropy. (a) CaH:s (1), CaHso(g), CaoHs (5) (b) Si (s),…

A: The correct answer about entropy is given below

Q: You are studying the decomposition of CaCO3(s). CaCO:(s) → Cao(s) + CO2(g) ) At what temperature…

A: Given reaction:  Decomposition of CaCO3(s)

Q: When is a reaction never spontaneous?   Keq   ∆H>0, ∆S>0   Keq0

A: Free energy of a system is the difference between the initial-state energy and the equilibrium…

Q: Of the following, which system shows a decrease in entropy? A CHJOH (ACH3OH (g) B. NaCI (s- Na (ag)…

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Q: Which of the following changes will always be true for a spontaneous reaction?  +ΔG  –ΔG  +ΔS…

A: The spontaneous reaction means the reaction which occur without intervenation at given set of…

Q: Photosynthesis in plants converts carbon dioxide and water into glucose and oxygen. Calculate the…

A:

Q: Use tabulated thermodynamic data to calculate the standard entropy change of each of the reactions…

A: As you have posted multiple subparts in 1 question and have not mentioned which part we have to…

Q: Is the following reaction spontaneous at room temperature (25.0 °C) ? 2 H2S(g) + 3 O2(g) 2 SO2(g) +…

A: Interpretation: The given reaction is spontaneous at room temperature or not is to be determined. At…

Q: What is the enthalpy change when silver chloride form from the ions in an aqueous solution? What is…

A: The question is based on the concept of chemical thermodynamics. we have to calculate enthalpy,…

Q: Octene (C8H16) can be converted into octane (C8H18) following the reaction below. ΔH° for the…

A: For spontaneous reaction ∆G is negative

Q: Consider the following reaction: N2(g) + 3H2(g) ⇄ 2NH3(g) A. When would this reaction be…

A: Reaction :                                   N2(g) + 3H2(g) ⇄ 2NH3(g)…

Q: Is the reaction Si (s) + 2 H2 (g) --> SiH4 (g) spontaneous under standard conditions at 298 K?…

A: Given, Reaction : Si(s) +2H2(g) →SiH4(g) Temperature, T=298 K

Q: At 25 °C the formation of NH, (g) has a positive AS" systom. Is this reaction spontaneous or…

A: Given: ∆Ssystemo=+180 J/K T = 25oC ∆HfoN2g=0 kJ/mol∆HfoH2g=0 kJ/mol∆HfoNH3g=-45.9 kJ/mol

Q: Calculate the free energy change for this reaction at 25 °C. Is the reaction spontaneous? (Assume…

A: Given information, C3H8( g) + 5 O2( g)-------->3 CO2( g) + 4 H2O( g)ΔH °rxn = -2217…

Q: Above what temperature does the following reaction become nonspontaneous? FeO(s) + CO(g) → CO2(g) +…

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Q: Above what temperature does the following reaction become nonspontaneous?               2 H2S(g) +…

A: The balanced reaction taking place is given as, => 2 H2S (g) + 3 O2 (g)  → 2 SO2 (g) + 2 H2O (g)…

Q: SO2(g)+2H2S(g) --> 3/8S8(s)+2H2O(g)  at what temperature does the reaction become spontaneous?

A: Since the reaction becomes spontaneous when the net gibbs free energy change of the reaction becomes…

Q: ) Are the following processes spontaneous or nonspontaneous? What is the sign on AG? a. Water…

A: The spontaneous reaction occurs without any external conditions whereas the nonspontaneous reaction…

Q: Calculate the entropy change for the following reactions, using the tabulated standard molar…

A: Nitrogen oxide reacts with oxygen to form nitrogen dioxide, the equation for the balanced chemical…

Q: In which of the following reactions do you expect to observe a decrease in entropy? A. N₂(g) + O₂ 2…

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Q: For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen: 2H9O(s)→2H9(1) + O2(g) What…

A:

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: 9) Consider the following reaction FeO(s) + CO(g) → CO:(g) + Fe(s) AH = -11.0 kJ; AS = -17.4 J/K a)…

A:

Q: Photosynthesis in plants converts carbon dioxide and water into glucose and oxygen. Calculate the…

A:

Q: 4. Methanol is relatively inexpensive to produce. Much consideration has been given to using it as a…

A: 4. Given decomposition reaction of methanol:   CH3OH(l)  ---->  CH4 (g) + (1/2)O2 (i) when moles…

Q: 5. Which of the following substances has the greatest standard molar entropy at 25 °C? a) Na (s) b)…

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Q: How do you find the temperature at which a reaction becomes spontaneous from two different delta G…

A: Given: A reaction becomes spontaneous from two different ∆ G at two different temperatures, and from…

Q: Ribozomes in your body create proteins by combing amino acids together. What are the signs of AG,…

A:

Q: Which of the following has the lowest entropy (all at 20.0℃)? a. Ar (g) b. Ne (g) c. Kr (g) d. He…

A: The given elements are : Ar (g), Ne (g), Kr (g), He (g) and Xe (g)   The entropy of a substance is…

Q: Which of the following relationships is correct? A) Delta G > 0 represents an increase in kinetic…

A: Free energy is a measure of spontaneity of chemical process.

Q: When fumes of ammonia and fumes of hydrobromic acid meet, they form a “smoke” of solid ammonium…

A: The question is based on the concept of chemical thermodynamics. we have to calculate enthalpy,…

Q: Rank the following substances from the least to greatest in terms of standard entropy (1 as the…

A: Gaseous state has highest randomness so highest entropy followed by liquid state and lest is solid…

Q: Consider the formation reaction of water, the hydrogen balloon reaction: 2 H,(g) + 0,(g) → 2 H,O(g)…

A: The reaction given is, => 2 H2 (g) + O2 (g) → 2 H2O (g)

Q: Methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A: The second law of thermodynamic explains that the heat transfer occur in the system from higher to…

Q: For the reaction of gaseous substances with increasing gaseous molecules (from reactant to product…

A: For the reaction of gaseous substances with increasing gaseous molecules (from reactant to product…

Q: Consider the following reactions. I.     NaCl (s) ⇌ Na+ (aq) + Cl- (aq)                 ΔG  0…

A: When ∆G<0, the reaction will proceed in the forward direction. That means that it is a…

Q: In which of the following processes does the entropy of the system decrease? (i) CH4(g) + 2 O2(g)…

A: Entropy is the measurement of disorder.  Gases have more entropy than liquids and liquids have more…

Q: Indicate whether each process produces an increase or decrease in the entropy in the system. Please…

A: We have to predict whether we have increase or decrease in the entropy of the system.

Q: Methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A:

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

A: Finds :      Calculated the standard entropy.   Formula :           (∆S°) = Σ nP× Sf°P  -  Σ nr ×…

Q: For a particular reaction, AH = 20.1 kJ/mol and AS" = 45.9 J/(mol-K). Assuming these values change…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

Q: Consider the two reactions below, resulting in the formation of hydrazine a. Reaction A: 2 NH3 (g)…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Consider the reaction: CaCO3(s)¡CaO(s) + CO2( g)Estimate ΔG° for this reaction at each temperature…

A: Solution- e ΔG° for this reaction at each temperature and predict whether or not the reaction is…

Q: 16. The standard enthalpy of vaporization of methanol is 35.2 kJ/mol at its normal boiling point,…

A:

Q: A simple chemical system has an entropy value of 8.07E-23 J/mol K. How many microstates does this…

A: By the relationship between entropy and microstate , we have ;  S = KB ln Ω ----------------(I)…