The half-reaction occurring at the cathode in this voltaic cell is __________.                            2 ClO2 (g)     +     2 I- (aq)    →    2 ClO2- (aq)     +     I2 (s)         ClO2 (g)     +     e-    →    ClO2- (aq)           ClO2- (aq)       →    ClO2 (g)     +     e-         2 I- (aq)    →   2 e-    +     I2 (s)       I2  +   2 e-   →   2 I-

Q: 1. A student constructed a voltaic cell using nickel and lead as electrodes. He also used 0.50 M N…

A: Given :  Concentration of Ni(NO3)2 = 0.50 M  Concentration of Pb(NO3)2 = 0.25 M  E°Ni+2/Ni = - 0.25…

Q: Write the balanced equation and shorthand cell notation for the following two half reactions. Fe2+…

A: Oxidation : Loss of electrons with increase in the oxidation state. Oxidation takes place at anode.…

Q: Consider an electrochemical cell constructed from the following half cells, linked by a KCI salt…

A: A spontaneous reaction can be given as the reaction that occurs on its own that is there is no…

Q: chemist designs a galvanic cell that uses these two half-reactions: half-reaction 1 Write a balanced…

A: Greater the value of standard reduction potential of a redox couple , stronger be the oxidizing…

Q: Why a voltaic cell can do work until Q = K

A: The working of the voltaic cell depends upon the two different metals dipped in an electrolyte…

Q: Watch batteries are Silver-Zinc button cells. The reactions taking place in such cells are a pair of…

A: In the reaction : Zn (s) + Ag2O (s) → ZnO (s) + Ag (s)

Q: A digital watch battery draws 0.40 milliamperes of current, which is provided by a mercury battery…

A: Faraday electricity: A movement of electrons is what electricity is. Relation between a number of…

Q: Consider an electrolytic cell with a steady voltage of 4.2 V which produces Al(s) (atomic mass =…

A: answer- given - voltage = 4.2 V atomic mass of Al = 26.98 g/mol mass of Al = 242 g magnitude of…

Q: The redox reaction below has a AG° value of 671. kJ. Determine the standard cell potential(cell)…

A: Solution - According to the question - Given data - 2A + 3B2+ = 2A3+ + 3B Delta G0= 671.1kj F =…

Q: Complete the statements about the redox reaction below. Half-reactions: Cd²(aq) voltaic electrolytic…

A:

Q: what is the oxidizing agent in the redox reaction represented by the following cell notation? Mg(s)…

A: Given cell notation is : Mg (s) | Mg2+ (aq) ||  Cu+ (aq) | Cu (s) What is the oxidizing agent in the…

Q: balance this redox reaction in a basic solution? Al (s) +NO 2 - (aq) —>AlO 2 - (aq) +NH 3(g)

A: We have to predict the balance chemical reaction in basic medium.

Q: 44. Sketch a voltaic cell for each redox reaction. Label the anode and cathode and indicate the…

A: Approach to solving the question: OXIDATION & REDUCTION Detailed explanation: When there is a…

Q: Write the half reaction in the cathode, if the H+ cation is reduce to form Hydrogen gas.       2H+ +…

A:

Q: Consider the following half-reaction containing acid HX below.   3 N2(g) + 2 H+(aq) + 2 e-  →  2 HX…

A: given:  O3(g) + 2 H+(aq) + 2 e-  →  O2(g) + H2O (l)  E°red = 2.076 V   find: Could HX be applied to…

Q: 1. What part of the electrode does oxidation and reduction occur? 2. What happens to Zn and Cu…

A:

Q: or a voltaic cell based on the reaction below, what reaction happens at the cathode?…

A: The redox reactions involve simultaneous oxidation and reduction reactions and the electron transfer…

Q: What is the balanced equation for the galvanic cell reaction expressed using shorthand notation…

A: In the left hand electrode oxidation occur and in right hand electrode reduction occur .So, Pb is…

Q: For the Cu-Fe voltaic cell that was prepared in Part 2, indicate which of the following reactions…

A: Voltaic cell in which chemical energy is converted into electric energy

Q: A digital watch battery draws 0.35 milliamperes of current, which is provided by a mercury battery…

A: Moles of HgO and Zn is calculated as shown,

Q: Balance the net redox reaction resulting from combining the following half-reactions 1. IO3− → IO−…

A: #1: We are already given the half-reactions which are: IO3-(aq)   ----> IO-(aq), where the…

Q: 2 Li(s) + Ag:Croa(s)→ Li:Croa(s) + 2 Ag(s) (a) Lithium metal is the reactant at one of the…

A: (A) For the reaction-: 2Li(s) + Ag2 CrO4(s) --> Li2 CrO2 (s)+ 2Ag (s) Li(s) is oxidized to Li+…

Q: Fill in the blanks: In the electrochemical cell shown below, the zinc electrode will in mass and the…

A: An electrochemical cell is a device which is used to generate electrical energy from the chemical…

Q: A digital watch battery draws 0.20 milliamperes of current, which is provided by a mercury battery…

A: Number of moles = given mass / molar mass

Q: 39. Sketch a voltaic cell for each redox reaction. Label the anode and cathode and indicate the…

A:

Q: Write the following redox reaction for a voltaic cell in cell notation below: Mg(s) + Ni2+(aq) --->…

A: In a voltaic cell, a spontaneous redox reaction occurs at two different electrodes. Here we are…

Q: Consider the galvanic cell shown below: Zinc Zn(NO3)2 solution Select one: 1.60 g 1.00 g 0.60 g O…

A: To determine the change in mass of the zinc electrode during the operation of the galvanic cell, we…

Q: For the galvanic cell reaction, expressed here using shorthand notation, what half-reaction occurs…

A: Galvanic cell is a type of electrochemical cell that uses a spontaneous redox reactions to generate…

Q: QUESTION 31 The standard cell potential, E of the reaction below is -0.487 V. Calculate the value of…

A: The delta g value can be calculated by using the following relation - delta G = -nFEocell

Q: 2H* + Pb → H2 + Pb2+

A: Since the question is incomplete ,so i do this one the general basics ,please repost the question if…

Q: In an car battery recharging occurs when the car is running by supplying a current to the battery.…

A:

Q: Write the half reaction in the anode, if the O2- is oxidize to form oxygen gas.*       O2- ---->…

A:

Q: Consider the two half-reactions given below: Mg2+ + 2 e → Mg Ag* + e → Ag E° = -2.37 V E° = 0.80 V…

A: A Galvanic cell is made up of an anode and a cathode. Reduction reaction occurs at cathode whereas…

Q: Sketch a voltaic cell for each redox reaction. Label the anode and cathode and indicate the…

A: Answer - According  to the question - Given - Redox reaction  It is a reaction in which reduction…

Q: 27/variants/1189727/take/16/ Question 20 Consider the balanced equation representing a re- action…

A: The given reaction is 2NaCl -> 2Na + Cl2(g). This is a decomposition reaction where sodium…

Q: Explain the process of electrolysis using the diagram below. Where does oxidation occur? Where does…

A: Electrolysis :-The process of carrying out a chemical reaction by passing electricity through an…

Q: A voltaic cell is constructed with two Mn²+/Mn cells, where the half-reaction is Mn2+ + 2e- → Mn(s)…

A:

Q: You need to make a voltaic cell with what is around you, to replace your alarm. You need 1.5 V to…

A: Voltaic cell or galvanic cell is the electrochemical cell in which chemical energy gets converted…

Q: Write the half reaction for the following oxidation in basic solution S2- (aq) -> SO42- (aq)

A: Step 1:  Balance atoms other than O and H atoms.  The number of sulphur atoms is same on both sides.…

Q: Complete the half-reactions that occur at each electrode in the cell shown. Then, write the line…

A:

Q: Fe3*(ac) + 3e- → Fe(s) E° = - 0,04 V Zn2*(ac) + 2e- → Zn(s) E° = - 0,83 V %3D

A: In a reduction reaction, the chemical species accepts the electrons and moves to the lower oxidation…

Q: Sketch the voltaic cell for the following reaction. Identify what is being oxidized and what is…

A: Voltaic cell is defined as a device which is used to convert chemical energy to electrical energy.