posted by lynn .
A voltaic cell is constructed based on the following reaction and initial concentrations:
Fe^2+,( 0.0055 M ) + Ag+,( 2.5 M ) ----> Fe^3+,( 0.0055 M ) + Ag(s)
its a forward and reverse arrow
Calculate [Fe^2]+ when the cell reaction reaches equilibrium
can someone please explain how to do this?