Consider the precipitation reactions below:   Fe2+ + S2- --->  FeS Cu2+ + S2- ---> CuS Zn2+ + S2- ---> ZnS   Calculate the change in G°r and determine which of the metals will react most readily with sulfide.

Q: Consider the following reaction at 298K. Cu?* (aq) + 2 Fe2* (aq) →Cu (s) + 2 Fe* (aq) Which of the…

A:

Q: Determine which of the following pairs of reactants will result in a spontaneous reaction at 25°C.…

A: For 2Fe3+(aq)+3Cd(s)↽−−⇀2Fe(s)+3Cd2+(aq), you have the right order.  Ecell=Ereduction +  Eoxidation…

Q: Consider the following reaction: Cu²+ (aq) + Pb (s) → Cu (s) + Pb²+ (aq) What will be Ecell for this…

A: The objective of this question is to calculate the cell potential (Ecell) for the given redox…

Q: The following reactions are spontaneous as written.   Mg(s) + Fe2+ →Mg2+ + Fe(s)   Pb(s) + Cu2+…

A: We need to determine the pairs which gives a spontaneous reaction.

Q: 40. Consider the dissolution of nitrous acid: HNO₂(aq) = H*(aq) + NO₂ (aq). For this reaction under…

A:

Q: Which of the following reactions is NOT spontaneous as written? А. О Ni?+ (aq) + 2 CI (ag) → Ni(s) +…

A: Here we have to use electrochemical series

Q: Be sure to answer all parts. Heating copper(II) oxide at 400°C does not produce any appreciable…

A:

Q: Consider the reaction below: A(aq) 2 B(ag) AG -1.64 kJ rxn A 1.000 M solution of A was heated at…

A: ∆G° = -1.64 KJ Temperature (T) = 71.0°C = 273+71 = 344 K Initial concentration of A = 1.000 M…

Q: For a spontaneous reaction, the AG'rn must have a sign that is v and the magnitude of K must be…

A: Given : Spontaneous Reaction  To find: Sign of ∆G° and magnitude of k Solution: There are generally…

Q: Predict the products of the following single replacement reaction and predict whether it will be…

A:

Q: Consider the following reaction at 25 Celsius:  Ag+(aq) + Cl-(aq) AgCl(s)             K=5.6*109…

A: a) ∆S˚ can be calculated as follows: Since product of the reaction is in solid state and the…

Q: 8. Calculate AS. system at 25°C for the reaction CH.(E) + 4 H,(g) CH14(e) Can you tell from the…

A: Given reaction is: C6H6(l)+4H2(g)→C6H14(l) Calculate ∆so of the reaction.

Q: Given the AH° and AS°, calculate the AG° values for the following reactions and indicate whether the…

A:

Q: Calculate the ΔG of the acid/base neutralization reaction of HCl (aq) and solid calcium  hydroxide.…

A:

Q: 14 If AG > 0 for a process carried out at constant temperature and pressure, which of the following…

A: Given that :  ∆G >0  At standard temperature ,  ∆G = -RT In K

Q: Which of the following would be a non-spontaneous reaction?     Building CO2 and H2O into glucose…

A: Here option A is correct  Building CO2 and H20 into glucose . A rock rolling down a hill is…

Q: For a particular hypothetical reaction, 2 A + B C, the value of AG° is 2.50 x 102 kJ/mol. What is…

A: Formula used :- ∆G = ∆G° + RTlnQ  Where Q is reaction quotient..

Q: Calculate ΔG°rxn at 298 K for the reaction:I2(g) + Cl2(g)<-------->.2 ICl(g) Kp = 81.9

A: Gibbs free energy It is represented by the symbol ∆G. Change in the Gibbs free energy is defined as…

Q: <CHE154 S20 Ch19 Sec8-10 Chapter 19 Multiple Choice Question 50 aReview I Constants Part A What is…

A: The relationship between ΔG0rxn and equilibrium constant K is given by  ΔG0rxn = -RTln(K)  Hence if…

Q: A(g)+B(g) = AB(g) The reaction progress starts on the left with pure reactants, A and B, each at 1…

A: When there is the change of G is negative then reaction is spontaneous. Standard Gibbs free energy…

Q: Which process has a positive AS?

A: Entropy is a thermodynamic property which measures the disorderness or unevenness or randomness. The…

Q: 2NOCI(g) 2NO(g) + Cl2(g) Substance AG ° (kJ/mol) NOCI(g) 66.3 NO(g) 86.71 Cl2(g) 0.00 Select one: O…

A: Applying concept of chemical thermodynamics ∆G°=∆Greactant - ∆Gproducts

Q: Calculate AGon at 298 K under the conditions shown below for the following reaction. 2 Cr(s) + 3…

A:

Q: Solid Agl is insoluble in water. The energy diagram for the spontaneous, one-step, exothermic…

A:

Q: ive AG and which requires no added work for the reaction to pro

A: Spontaneous is the process which occur without any external source. For Spontaneous reaction,  the…

Q: [References] Calculate the equilibrium constant K. at 25°C from the free-energy change for the…

A:

Q: 5. For each of the following reactions, write a balanced equation, calculate the standard emf,…

A: For each reaction, we first need to write the balanced equation:a. 2I-(aq) + Hg2+(aq) → I2(s) +…

Q: Determine AG° for the the reaction 2 NO2(g) → 2 NO(g) + O2(g) at 25°C. Substance AGt (kJ/mol) NO2…

A: ∆G°f for NO2 (g) = 51.3 KJ/mol ∆G°f for NO (g) = 86.6 KJ/mol ∆G°f for O2 (g) = 0 ( The standard…

Q: Calculate AG for the following reaction at 25°C. a) 2Mg(s)+O2(g)--->2MgO(s)…

A:

Q: 38) for a reaction 2A + B >C, AG° =250. kJ/mol. What is the value for AG for this reaction at 25°C…

A: Introduction The formula of change in Gibbs free energy is as follows: ∆G=∆G∘+RT ln[C][A]2[B]

Q: 2. Which of the following reactions will occur spontaneously at standard-state conditions and25°C?…

A: Here we are required to find the reaction occur spontaneously at standard state condition at 25°C.

Q: Prepare a 0.035 M aqueous solution of PbCl2. Data attached below. a. Is this possible at 25 °C?…

A: (a)

Q: Consider the following reaction at 298 K. 2Fe³+ (aq) + H₂(g) → 2Fe²+ (aq) + 2H+ (aq) Which of the…

A:

Q: Calculate AG for the following reaction at 25 °C. CH(g) +50,(g) 3CO2(g) + 4H₂O (1) Be sure your…

A:

Q: 9. Calculate AG for the reaction: NO (g) + O3 (g) → NO2(g) + O2 (g) at these conditions: T = 298 K…

A:

Q: 11. Calculate AG° for the process, C(diamond) = C(graphite). Is the formation of graphite from…

A:

Q: The standard reaction free energy AG= 1105. kJ for this reaction: Sg(5) + 24 F2(g)-8 SF (g) Use this…

A: S8 is solid so we don't include it into equilibrium constant.

Q: Calculate AG for the following reaction at 25 °C. C3Hg (g) +50₂(g) - 1 3CO₂(g) + 4H₂0 (1) Be sure…

A:

Q: According to the activity series of metals, which features a reaction, where ΔG < 0?   I.  2 Ag…

A: Answer: option IV.  Cu (s)  + 2 Ag+ (aq) ⟶ 2 Ag (s)  +  Cu2+ (aq) is a cell reaction where ΔG &lt;…

Q: Consider the reaction: BaSO4    Ba2+ + SO42-; Ksp = 1.1 x 10-10 What is ΔG° at 25 °C?     57…

A: Given Data :  1. Ksp = 1.1×10-10  2 . Temperature = 25oC                             = (25+273)K…

Q: Calculate ΔS° for each of the three following reactions using the data provided below.   Formula S°,…

A:

Q: Calculate Keg for the following reaction from the AG°298 value determined using values in Table 6. 4…

A: 4HCl ( g) + O2(g) -----&gt; 2H2O (g) +2Cl2(g)