Given 9.00 ml of 0.200 m Fe(NO₃)₃ and 1.00 ml of 0.00200 m KSCN , calculate the concentration of [FeSCN]²⁺ ,
a) 0.00200 M
b) 0.00300 M
c) 0.00400 M
d) 0.00500 M