A voltaic cell is constructed in which the anode is a FeFe2* half cell and the cathode is a Ag|Ag* half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (ag) or (s). If a box is not needed, leave it blank.) The anode reaction is: + The cathode reaction is: The net cell reaction is: In the external circuit, electrons migrate v the Fe|Fe2+ electrode v the Ag|Ag* electrode. In the salt bridge, anions migrate the AgJAg* compartment v the Fe|Fe2+ compartment.

A voltaic cell is constructed in which the anode is a Pb|Pb2+ half cell and the cathode is a I-|I2 half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is:     +              +     The cathode reaction is:     +              +     The net cell reaction is:     +              +     In the external circuit, electrons migrate _(from or to?)__ the I-|I2 electrode _(from or to?)__the  Pb|Pb2+ electrode.In the salt bridge, anions migrate _(from or to?)__ the Pb|Pb2+ compartment _(from or to?)__ the I-|I2 compartment.

Enter electrons as e". A voltaic cell is constructed in which the anode is a Co|Co2+ half cell and the cathode is a Sn|Sn2+ half cell. The half- cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: + + The cathode reaction is: + + The net cell reaction is: + + In the external circuit, electrons migrate e the Sn|Sn2+ electrode e the Co|Co2+ electrode. from or to ? from or to? In the salt bridge, anions migrate e the Co|Co2+ compartment e the Sn|Sn2+ compartment. from or to? from or to? ↑

A voltaic cell is constructed in which the anode is a Hg Hg²* half cell and the cathode is a CICl, half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (ag) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: |-| The net cell reaction is: In the external circuit, electrons migrate | the Cl|Cl, electrode ]the Hg|Hg* electrode. 2+ In the salt bridge, anions migrate v the Hg Hg*t compartment v the CI|Cl, compartment.

A voltaic cell is constructed from a standard = Sn2+ Sn half cell (E° red -0.140V) and a standard F2 F half cell (E° red = 2.870V). (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: + The cathode reaction is: + The spontaneous cell reaction is: + The cell voltage is V. ↑ + + +

Enter electrons as e A voltaic cell is constructed in which the anode is a Fe2+|Fe3+ half cell and the cathode is a F|F, half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: The net cell reaction is: +. In the external circuit, electrons migrate the Fe2+|Fe3+ electrode the F|F, electrode. from to In the salt bridge, anions migrate the F|F, compartment 3- the Fe2+|Fe+ compartment. +. +. 1

Enter electrons as e¯. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. Cl2(g) + 2Br (aq) → 2CI(aq) + Br2(1) The anode reaction is: + The cathode reaction is: + In the external circuit, electrons migrate the Cl|Cl, electrode v the Br|Br, electrode. In the salt bridge, anions migrate v the Cl|Cl2 compartment v the Br|Br2 compartment. 1

Enter electrons as e". Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. I(s) + Ni(s) → 21°(aq) + Ni²*(aq) The anode reaction is: The cathode reaction is: In the external circuit, electrons migrate V the NiNi2+ electrode the I12 electrode. v the Ni|Ni* compartment In the salt bridge, anions migrate| |I, compartment. the I + +

Use the References to access Enter electrons as e. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. Br,(1) + Sn(s) → 2Br (aq) + Sn2+(aq) The anode reaction is: The cathode reaction is: - In the external circuit, electrons migrate the SnISn2+ electrode the Br |Br, electrode. from to In the salt bridge, anions migrate the Sn Sn²+ compartment Vthe Br |Br, compartment. (Previous Tarhnical Sunnart