Which of these is spontaneous? (Using E° cell)

Q: Give the balanced cell equation and determine e° for the galvanic cells based on the following…

A: Given; reaction

Q: Consider the short list of standard reduction potentials below. Which combination will produce a…

A: Here we are required to find the system which produces largest cell voltage

Q: Which of the following descriptions is true for the cell below? Cu (s) | Cu²+ (o.1 M) || Fe3+ (o.5…

A:

Q: Consider a cell consisting of the following two ½ equations, Zn2+ / Zn E0 = - 0.76 Volts Fe2+ / Fe…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 4. Consider the cell below. Draw the cell (using two compartments separated by a porous plate) then…

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

Q: below Ba2+ + 2e --- Ba(s) E° = - 2.91 v Mg2+ + 2e --- Mg(s) E° = -2.38 v Fe2+ ​​+ 2e --- Fe(s) E°…

A: Reduction occur at cathode and oxidation occur at anode. E°cell = E° reduction + E°Oxiation

Q: The standard reduction potential for Zn2+ is -0.76 V. Calculate the voltage of the following cell at…

A: The reaction at anode i.e oxidation, Zn(s)------------>Zn2+(aq)+2e-........................E0=…

Q: What is the cell potential for this reaction when (Zn2+) =3.0M and (Pb2+)= 2.0x10-4? Pb2+(aq)+Zn(s)…

A:

Q: What is the emf of a galvanic cell consisting of a Cd²*/Cd half-cell and a Pt/H*/H, half-cell at the…

A: EMF of a cell is potential difference generated during the redox process occurring in an…

Q: Consider the cell Fe(s) FeSO4(ag) HgSO4(s) Hg(1) (b) Write the half-cell reactions and the full cell…

A: Given cell  Fe(s)|FeSO4(aq)|Hg2SO4(s)|Hg(l)

Q: A voltaic cell has a Ni electrode (Ni metal in Ni²+ solution) and an Ag electrode (Ag metal in Ag*…

A:

Q: A galvanic cell is at equilibrium when Ecell is within the range ±(0.05916/n) of E° Ecell is…

A: The correct option has to be chosen.

Q: 4. Calculate the Electrochemical Potential (Eceti) of the following cell at 25 °C: Sn(s)|Snag) (7 x…

A:

Q: 7. Calculate Ecell and AG for the following voltaic cell under non-standard conditions: [Cu²*] =…

A: We have to predict the Ecell and ∆G of the reaction.

Q: What is the emf of a galvanic cell consisting of a Cd²+/Cd half-cell and a Pt/H™/H, half-cell at the…

A: Redox reaction are those in which both oxidation and reduction reaction take place simultaneously.

Q: of the following cell diagrams represents a galvanic cell? (ɛ° red(Cd E(s) | Cd2*(aq) || H*(aq)|…

A: 1) Given , Current (i) = 18.0 A Time(t) = 4.40 × 3600 = 15840 s Charge (Q) = it   = 15840 ×18 =…

Q: ive the or the gaivanic celnS Ba ing Hail-r əəp pu p uonenbə uəɔ pƏ: (Use the lowest possible…

A:

Q: For a Zn-Cu2+  galvanic cell  Eo = 1.10.  If the standard reduction potential for zn2+ to Zn(s) is…

A:

Q: Consider the following reaction at 25 °C. (Ans.: 0.369 V) Cd*2 + 2e → Cd Zn* + 2e –→ Zn E° = -0.403…

A: Given:  E°(Cd+2|Cd) = -0.403 V And E°(Zn+2|Zn) = -0.763 V [Zn+2] = 0.05 M  [Cd+2] = 0.1M

Q: 7. What voltage will be produced by the electrochemical cell? Pb2+ + 2e¯ -> Pb AI3+ + 3e --> Al

A: Since, you have asked multiple questions, we will solve the first question for you.   Question-7 :…

Q: A galvanic cell containing Mg-MgCl2 and Pb-PbCl2 can be performed in a single solution without a…

A: It is a type of electrochemical cell. It is used to supply electric current by making the transfer…

Q: The following reaction is non-spontaneous as written when the components are in their standard…

A: Given: Co(s) + Fe2+(aq) ----> Co2+(aq) + Fe(s) Eocell = - 0.16 V

Q: 5. The following galvanic cell has a potential (E) of 0.98 V at 298 K. Zn(s) | ZnX,2* (0.010 M), X…

A: Given the potential of the cell, E = 0.98 V  T = 298 K  Here Zn(s) is oxidized to ZnX42+(aq) at the…

Q: 36) What is AG" at 25°C for the reaction (not balanced): C3H8+O2(g)-CO2(g) + H2001) if the standard…

A: We know ,∆Go = - nFE0cell Where n = number of electrons involved       F = Faraday of electricity…

Q: Salt bridge A concentration cell similar to the one shown is composed of two Pb electrodes and…

A: A concentration cell is a voltaic cell that uses the same half-cell chemistry. The balanced reaction…

Q: The dissolution of ammonium nitrate occurs spontaneously in water. As NH4NO3 dissolves, the…

A:

Q: Given:              Fe2+   +   2e-   -->   Fe                Eº = -0.44V Fe3+   +   3e-   -->   Fe…

A: Fe + Cl2 ==> Fe2+ + 2 Cl-

Q: Assuming it occurred in an acidic solution, what is the correctly balanced equation for H202 +…

A: (1) H2O2 + Sn2+--- H2O + Sn4+ Balanced in acidic medium ?   (2) ∆Go = 12 kJ/mol = 12000 J/mol n = 3…

Q: :Using the following data.13 Fe3+ +3e- - Fe E° = -0.036 V Fe2+ +2e- → Fe E° = -0.447 V The standard…

A:

Q: Payalben

A: The objective of this question is to calculate the cell potential of an electrochemical cell at 25…

Q: Explain comprehensively: Mercury oxide dry cell batteries are often used in watches and cameras.…

A: The given cell is Mercury oxide cell, The half-reactions are, HgO (s)  + H2O (l)  + 2 e- →  Hg(l)  +…

Q: 4. Calculate at which Zn² concentration (x) the following electrochemical cell has an EMF of 0.9 V.…

A:

Q: The standard emf for the cell using the overall cell reaction below is +0.48 V: Zn(s) + Ni2+ (aq) →…

A: Standard emf of cell = 0.48 VCell reaction :  and   [Ni2+] =0.100 M      and  [Zn2+] =1.50 MWe need…

Q: OI Ag zed will a Coist A mtil 0.15 mols of metal is deposited. Which metal will require the greatest…

A: Current I is given as I= Q /t ,where Q is the charge flown in time t.  So t= Q/I

Q: A Galvanic cell consists of an Au/Au3+ electrode (E° = 1.50 V) and a Cu/Cu2+ electrode (E° = 0.34…

A: 0.03 MExplanation:

Q: [References] If E°. cell 0.975 V for the following reaction: I2 (s) + Fe(s) → 2 I'(aq) + Fe2*(aq)…

A:

Q: Consider the cell reaction: Determine the following a. Balanced oxidation half-reaction b. Balanced…

A: Oxidation means loss of electrons and reduction means gain of electrons.

Q: From the reaction shown below, calculate the Equilibrium Constant K associated with the overall…

A: Given -  Cr3+    +    3e-    ------->     Cr        Eo = -0.73 V  Al3+    +    3e-    ------->…

Q: 8. Consider the cell Fe(s) FeSO.(ag) Hg.SO.(1) Hg() Write the half-cell reactions and the full cell…

A: Formulae used:  E°cell = E°cathode  - E°anode  deltaG° = - RTlnK  delta G° = -nFE°cell  T = 298 K  R…

Q: Consider the following reaction and their reduction potential values: Cu+ + Ni2+ —> Cu2+ + Ni…

A: Overall Cell potential  Spontaneity

Q: Calculate cell potential at standard temperature if the concentration of [Cr3+] is o.25 M and [Sn2+]…

A:

Q: for the following reaction at 25 °C: Mg(s) + Pb2+ (aq) = Mg²+ (aq) + Pb (s) Reference the Standard…

A:

Q: Using the Nernst Equation, determine if the reaction in question 10 is spontaneous at 20 °C with…

A: For a reaction to be spontaneous, the value of cell potential (Ecell) should be negative. And the…

Q: A Fe Fe²+ || Cd2|Cd galvanic cell is constructed in which the standard cell voltage is 3.70-102 V.…

A:

Q: How many moles of electrons are transferred overall? 2.  If E°cell = +1.76 V and Ecell = +1.25 V…

A:

Q: .Which of the following is an electrolytic cell? a.Pb(s)|Pb2+(aq)||Zn2+(aq)|Zn(s) b.Pt(s)|Fe2+(aq),…

A: 1)  A positive value indicates the oxidation-reduction reaction is a spontaneous reaction. That…

Q: A galvanic cell is made by connecting a Fe3*/Fe half cell to a Sn4*/Sn2+ half celI. Fe3+ + 3e- - Fe…

A: We will first calculate E°cell and then calculate equilibrium constant for the reaction.