One half-cell in a voltaic cell is constructed from a silver wire dipped into a AgNO3 solution of unknown concentration. The other half-cell consists of a manganese electrode in a 1.0 M solution of Mn(NO3)2. A potential of 1.821 V is measured for this cell. Use this information to calculate the concentration (in M) of Ag" (aq). (Enter an unrounded value.) + Submit Answer Retry Entire Group 9 more group attempts remaining