An electrochemical cell based on the following reaction has a standard cell voltage (E°cell) of 0.48 V:
Sn(s) + Cu2+(aq) → Sn2+(aq) + Cu(s)
What is the standard reduction potential of tin(II)? (E°(Cu2+/Cu) = 0.34 V)
◦ –0.14 V
◦ 0.14 V
◦ –0.82 V
◦ 0.82 V
◦ none of these