Which of the following is a precipitation reaction?
a) Zn (s) + 2 AgNO3 (aq) → 2 Ag (s) + Zn(NO 3) 2 (aq)
b) 2 LiI (aq) + Hg 2(NO3)2 (aq) → Hg 2I2 (s) + 2 LiNO3 (aq)
c) HCl (aq) + KOH (aq) → KCl (aq) + H 2O (l)
d) NaCl (aq) + LiI (aq) → NaI (aq) + LiCl (aq)
e) None of the above.
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