Asked by Andrea

Which of the following pairs of compounds will give a precipitate in a diluted solution?**
a) Cu(NO3)2 and Na2CO3
b) KNO3 and NaCl
c) MgCl2 and Ba(NO3)2
d) NH4Cl and Al2(SO4)3

A solution contains I-, Br- and OH- ions. If Ag+ is added, what will the precipitate(s) be?
a) AgOH
b) AgI and AgBr
c) AgOH and AgBr
d) AgOH, AgI and AgBr
Answered by DrBob222
You need to know the solubility rules.
Here is a simplified set of rules.
http://www.files.chem.vt.edu/RVGS/ACT/notes/solubility_rules.html
Answered by Anonymous
2. d
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