Untitled

[Start]
   |
   v
[Add NaOH to each solution]
   |
   v
[Precipitate forms?] -----> Yes -----> [Color of precipitate?] ----> [Ba²⁺ or Fe³⁺]
   |                                  |
   No                                 Other outcomes
   |
   v
[Add AgNO₃ to each solution]
   |
   v
[Precipitate forms?] -----> Yes -----> [Identify Cl⁻]
   |
   No
   |
   v
[Anion is NO₃⁻]
   |
   v
[End]