When 20.0 ml of 0.010 m Ba(NO₃)₂ is mixed with 30.0 ml of 0.020 m NaF, will a precipitate form? for BaF2, Ksp=1.8 x 10⁻⁷.

a) Yes, a precipitate will form
b) No, a precipitate will not form
c) The formation of a precipitate depends on the temperature
d) Other factors not mentioned will determine if a precipitate will form