In the following cell. A is a standard Sn2+1Sn electrode connected to a standard hydrogen electrode....
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
Question 9 (1 point) In the following cell, A is a standard Zn2+1Zn electrode connected to a standard hydrogen electrode. If the voltmeter reading is -0.76 V, match each electrode with its correct name. Given: Standard reduction potential of the H+/H2 and Zn2+/Zn couples are 0.00 and -0.76 V, respectively. voltmeter saltbridg -Plis) H2 (g) Zn2+|Zn electrode 1. anode standard hydrogen electrode 2. cathode
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)
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...
a.) A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is a hydrogen electrode (P(H2) = 1 atm) immersed in a solution of unknown [H+]. If the cell potential is 0.204 V, what is the pH of the unknown solution at 298 K? b.) An electrochemical cell is constructed in which a Cr3+(1.00 M)|Cr(s) half-cell is connected to an H3O+(aq)|H2(1 atm) half-cell with unknown H3O+ concentration. The measured cell voltage is 0.366...
A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is a hydrogen electrode ()= 1atm) immersed in a solution of unknown [H+]. If the cell potential is 0.179 V, what is the pH of the unknown solution at 298 K? pH =
A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is a hydrogen electrode ()= 1atm) immersed in a solution of unknown [H+]. If the cell potential is 0.190 V, what is the pH of the unknown solution at 298 K? pH =