Question 9 (1 point) In the following cell, A is a standard Zn2+1Zn electrode connected to...
In the following cell, A is a standard Sn2+Sn electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.14 V, match each electrode with its correct name. Given: Standard reduction potential of the Ht/H2 and Sn2+/Sn couples are 0.00 and -0.14 V, respectively. Hy (9) standard hydrogen electrode 1. anode Sn2+ Sn electrode 2. cathode
In the following cell, A is a standard Pb2+|Pb electrode connected to a standard hydrogen electrode. If the voltmeter reading is –0.13 V, match each electrode with its correct name. Given: Standard reduction potential of the H+/H2 and Pb2+/Pb couples are 0.00 and –0.13 V, respectively. Question 2 options: 12 Pb2+|Pb electrode 12 standard hydrogen electrode 1. anode 2. cathode
In the following cell. A is a standard Sn2+1Sn electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.14 V, match each electrode with its correct name. Given: Standard reduction potential of the H+/H, and Sn2+/Sn couples are 0.00 and -0.14 V, respectively. voitmeter saltbridge I PUIS) PAH2 (g) standard hydrogen electrode гуаговестессгоис 1 anode 2. cathode Sn2+|Sn electrode
In the following cell, A is a standard Pb2+|Pb electrode connected to a standard hydrogen electrode. For this cell the voltmeter reading is -0.13 V. What is the chemical equation for the cell reaction? Given: Standard reduction potential of the H+/H2 and Pb2+/Pb couples are 0.00 and -0.13 V, respectively. voltmeter saltbridge 1+ Pl(s) LPH2 (g) O Pb2+(aq) + H2(g) --> Pb(s) + 2H+(aq) O Pb(s) + 2H+(aq) --> Pb2+(aq) + H2(g)
In the following cell, A is a standard Ni2+1 Ni electrode connected to a standard hydrogen electrode. For this cell the voltmeter reading is -0.23 V. What is the chemical equation for the cell reaction? Given: Standard reduction potential of the H+/H2 and Ni2+/Ni couples are 0.00 and -0.23 V, respectively. voltmeter saltbridge PLS) PAH2 (g) O Ni(s) + 2H+(aq) --> Ni2+(aq) + H2(g) O Ni2+(aq) + H2(g) --> Ni(s) + 2H+(aq)
In the following cell, A is a standard Cu2+Cu electrode connected to a standard hydrogen electrode. If the voltmeter reading is +0.34 V, which half-reaction occurs in the left-hand cell compartment? Given: Standard reduction potential of the H1/H2 and Cu2*/Cu couples are 0.00 and +0.34 V, respectively. Holo H2(g) --> 2H+ (aq) + 2e7 2H(aq) + 2e --> H2(g) Cu(s) --> Cu2(aq) + 2e Cu2(aq) + 2e --> Cu(s)
A galvanic cell consists of a Zn2+/Zn half-cell and a standard hydrogen electrode. If the Zn2+/Zn half-cell standard cell functions as the anode, and the standard cell potential is 0.76 V, what is the standard reduction potential for the Zn2+/Zn half-cell?
Never mind, i have found the correct answer. Standard reduction potentials for the Zn2+/Zn and Mg2+/Mg couples are -0.76 and -2.37 V, respectively. The galvanic cell below uses the half-cells Mg2+IMg and Zn2+1Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltmeter salt bridge CD-> + | The identities of A and D, respectively, are Zn and K+ Mg and Cl- Zn and Ci- Mg and K+
Question 5 (1 point) Standard reduction potentials for the Zn2+/Zn and Pb2+/Pb couples are -0.76 and - 0.13 V, respectively. The galvanic cell below uses the half-cells Pb2 Pb and Zn2+Zn, and a salt bridge containing KCl(aq). The voltmeter gives a positive voltage reading. voltater salt bridge CD- The identities of A and C, respectively, are Zn and K OPb and K Zn and CH O Pb and CI Question 6 (1 point) Saved In a working electrochemical cell, the...
The standard reduction potential of the Ag Ag electrode is +0.80 V and the standard potential of the cell Fe(s) Fe3+(aq) || Ag" (aq) Ag(s) is +0.84 V. What is the standard reduction potential of the Fe3+1Fe electrode? +1.64 V +0.04 V O-1.64v -0.04 v -0.12 V Question 10 (1 point) In the following cell, A is a standard Co2+1Co electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.28 V, which half-reaction occurs in the left-hand...