Calculate the ΔGO (in kJ/mol) for the following reaction at 25.0℃. 3Co+2(aq)+2Al(s)→3Co(s)+2Al+3(aq)

Q: Calculate the maximum work that could be obtained at 25°C and 1 atm from the oxidation of 3.36 mol…

A: Maximum work obtained from a system is equal to the free energy change of that system.

Q: snip

A: The enthalpy of the reaction is considered as the state function that is it depends only on the…

Q: 50. For the process O2(g) → 2 O(g), AH° = +498 kJ. What would be predicted for the sign of ASrxn and…

A: 50. The given process has a positive sign for enthalpy change. Hence, the process will be an…

Q: the following reaction 2 NO (g) +  O2 (g) -> 2 NO2 (g) Horxn = -12 kJ and Sorxn = -146 J/K. a.…

A: Given-> 2NO(g) + O2(g) ---> 2NO2(g) ∆H°rxn = -12 KJ = -12000 J (1 KJ = 1000J) ∆S°rxn = -146J/K…

Q: What is the main reason why ΔG or change in free energy is important for determining the spontaneity…

A: ∆G° is the Gibbs free energy which tells about the spontaneity of the reaction.  If ∆G° = +ve…

Q: For the reaction below, determine the difference in relevant particles that allow for determination…

A: To determine the difference in the relevant particles that allow for determination in the sign of…

Q: First Law of thermodynamics I. Calculate AU for each of the following cases & identify if the…

A: Exothermic reaction :-        In a reaction the amount of heat released then the reaction is known…

Q: For the reaction below, determine the difference in relevant particles that allow for determination…

A: Entropy is the change of degree of randomness in a system. If randomness increases, entropy…

Q: What is the sign of As for this reaction? 2 NaN3(s) → 2 Na(s) + 3 N2(g) (This is the chemical…

A: Given reaction is,  2NaN3 (s) ---------> 2Na(s) +3N2(g)

Q: Liquid water vaporizes spontaneously at 25ºC. What is the sign of ΔSuniv? Decide on the relative…

A: Liquid water vaporizes spontaneously  As entropy of vapour (gas) is more  than liquid  So sign of…

Q: Calculate the standard free energy for the combustion of 1 mole of ethylene, C₂H₄(g), in the gas…

A: The reaction for the combustion of ethylene in gas phase – C2H4g +3O2 g →2CO2g +2H2Og

Q: (a) If K<<1 for a reaction, what do you know about the sign and magnitude of ΔG°? (b) If Δ…

A: a) For the reaction K<<1, the sign and magnitude of ∆G0 is predicted as shown below,

Q: A particular reaction is thermodynamically favorable at 390 K. The enthalpy change for the reaction…

A: Here given temperature  390 K ΔH = +23.7 kJ ΔS = ?

Q: Calculate the standard free energy change for the reduction of Fe,O, by hydrogen to produce iron…

A: Standard free energy change for the reaction is given by the expression, ∆Go=∆Ho-T∆So

Q: Predict the sign of ∆S for physical and chemical processes?

A: Solution :    Entropy is a thermodynamic property that is a quantitative measure of the randomness…

Q: Which of the following processes are spontaneous a. cooling of a hot flat iron b. drop of ink…

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Q: Which of the following is a process with a negative AS? H2O(I) → H2(g) CO2(g) → CO2(s) CACO3(s) →…

A: A process with a negative ∆S is -          (b)CO2(g) → CO2(s).          Because we know that…

Q: What do you expect for the sign of ∆S in a chemical reaction in which 2 mol of gaseous reactants are…

A: Entropy is the measure of the randomness in the molecules or atoms. The entropy of gases is more…

Q: 0 70 Using tabulated thermodynamic data, calculate AG° for these reactions. (a) Mg,N,(s) + 6 H,0(()…

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

Q: Suppose that a house and its exterior are both initially at 31 °C. Sometime after the air…

A: Spontaneous process is one which proceeds on its own and does not require any external assistance.…

Q: Calculate Q(kJ )for the conversion of 2.390 g of solid aluminum oxide into aluminum and oxygen?

A: Given enthalpy change (∆H) is defined for 2 mole of AL2O3 because generally enthalpy change is…

Q: (6: 2 pts): What is the second law of thermodynamics? How are ice freezing and water boiling…

A: The second law of themodynamic: The entropy of the surroundings increases by an amount equal to the…

Q: Sulfur dioxide is a significant air pollutant, especially from coal-fired power-plants. The…

A: From the Gibbs free energy change equation, we know that  Δ G 0 = Δ H 0 - T Δ S 0   Where - ΔG 0 =…

Q: Calculate the free energy change in kJ for the following reaction at 25 °C. 3 A(g) + B(g) – 4 C(g)…

A: A question based on thermodynamics, which is to be accomplished.

Q: Suppose that two systems, each composed of two particles rep- resented by circles, have 20 J of…

A: Entropy is a measure of the extent of energy dispersal, and it rises with the number of comparable…

Q: Suppose a reaction has DH > 0 and DS > 0; that is, both enthalpy and entropy changes have positive…

A: The Gibbs-Helmholtz equation is: ∆G = ∆H - T∆S.  If ∆G is negative then the reaction will be…

Q: Which of the following statements define the third law of thermodynamics? O Process that requires…

A: The statement which defines the third law of thermodynamics is to be explained.     Third law of…

Q: Without doing any calculations, determine the sign of AS, for each chemical reaction. a. 2 KCIO,(s)…

A: The sign ΔSsys for any reaction can be directly checked by looking at the number of gaseous…

Q: Be sure to answer all parts. Deterioration of buildings, bridges, and other structures through the…

A: Given Data: *Mass of iron rust formed is 0.250 Kg  or 250 g in (a) part. *Enthalpy of reaction is…

Q: Determine whether the following process are spontaneous or non-spontaneous. Write your answers on…

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

Q: Automobile airbags contain solid sodium azide, NaN3, that reacts to produce nitrogen gas when…

A: In this question,  it is given that sodium azide (NaN3) reacts on heating which produces nitrogen…

Q: Calculate ∆G° for a reaction for which ∆H° = 24.6 kJ and ∆S° = 132 J/K at 298 K. Is the reaction…

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Q: Use the standard values  to compare the free energy change of the reaction at both 25°C and 100°C.…

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Q: 11) Why can endothermic reactions be spontaneous?

A: Introduction: Endothermic reaction: The reaction which requires heat to form the product is called…

Q: The Space Shuttle uses the following reaction to drive its reusable rocket boosters. H° = -2670.9…

A: We know Gibbs free energy, G° = H° - TS°  Where, H° = enthalpy              T = temperature in…

Q: At what temperatures will the following processes be spontaneous?    ΔH= -18 kJ and ΔS= 65 J/K

A: Given: the value of enthalpy change (∆H) = -18 KJ The value of entropy change (∆S) = 65 J/K For a…

Q: (b) What is the first law of thermodynamic? Define the Hess law. Given the following data; 2CIF(g) +…

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Q: 9) For which set of values of AH and AS• will a reaction be non-spontaneous at 25°C? a) AH• = -10…

A: Multiple question

Q: Calculate the enthalpy change for the reaction 2K+ S K28 using the following thermochemical…

A: Given  1)K + S  ->  KS     Delta H = 32.5 KJ 2) KS + K ->  K2S     Delta H = 38.2 KJ    To…

Q: Given the following thermochemical equations, 4B(s) + 30,(g) → 2B,03(s) AHº= -2543.8 kJ H2 (g) + ½…

A: Decomposition: Chemical decomposition, or chemical breakdown, is the process or effect of…

Q: If a process is exothermic and not spontaneous, then what must not be true? a) AG>0 b) AH0 d) AS<0

A: For exothermic process, ΔH &lt; 0 For non spontaneous process, ΔG &gt; 0

Q: Which of the following is non-spontaneous? A. Rain falls from the sky B. A plant grows into a tree…

A: A cellphone battery is being recharged

Q: Calculate the enthalpy change for the reaction 2K + S → K2S using the following thermo K+S KS AH…

A: Consider the given target equation for which we have to determine the enthalpy change is as follows;…

Q: If the process is exothermic and not spontaneous, then what must be TRUE? O a. AS0 O c. AH=0 O d.…

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Q: Consider Ethanol  a) write a balanced equation for the combustion of 1 mole of ethanol with oxygen…

A: Enthalpy(H) : During a chemical reaction, the amount of energy is absorbed or released is defined by…

Q: Calculate the free energy change for the formation of one mole of ammonia from its elements under…

A: The formula that can be used in the solution is : ΔG° = ΔG°f(products) - ΔG°f(reactant)

Q: The enthalpy and entropy changes for a reaction at 298 K are ∆H = 46 kJ and ∆S = 190 J/K. Which of…

A: Spontaneity of any reaction is defined by the value of ΔG of the reaction. The reaction will be…

Q: For the reaction CO (g) + H,0 «) →C 208) ΔΗ. a) + H. 2(8) · calculate the following reaction's…

A: