A voltaic cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. Br2(l) + 2Fe2+(aq)  2Br-(aq) + 2Fe3+(aq) The anode reaction is:     +              +     The cathode reaction is:     +              +     In the external circuit, electrons migrate _____fromto the Br-|Br2 electrode _____fromto the Fe2+|Fe3+ electrode. In the salt bridge, anions migrate _____fromto the Fe2+|Fe3+ compartment _____fromto the Br-|Br2 compartment.

Enter electrons as e. Use smallest possible integer coefficients. If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the following cell reaction occurs. The half-cell compartments are connected by a salt bridge. 3Mn(s) + 2Cr³+(aq) - 3Mn²+ (aq) + 2Cr(s) What is the reaction that takes place in the anode compartment? + What is the reaction that takes place in the cathode compartment? + In the external circuit, electrons migrate electrode ✓the Cr3+ electrode. In the salt bridge, anions migrate compartment + the Cr³+ compartment. + the Mn the Mn

A voltaic cell is constructed in which the anode is a Al|Al3+ half cell and the cathode is a H2|H+ 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 H2|H+ electrode     the Al|Al3+ electrode.In the salt bridge, anions migrate     the Al|Al3+ compartment     the H2|H+ compartment.   Submit Answer Retry Entire Group 1 more group attempt remaining

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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

A voltaic cell is constructed in which the anode is a Mg|Mg2+ half cell and the cathode is a Pb/Pb2+ 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 Pb|Pb2+ electrode In the salt bridge, anions migrate + from to ✓the Mg|Mg2+ compartment Enter electrons as e. the Mg|Mg2+ electrode. ✓the Pb|Pb²+ compartment.

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