BaCl
2
Na
2
CO
3
Ca(NO
3
)
2
K
3
PO
4
KBr
Zn(NO
3
)
2
K
2
CrO
4
FeCl
3
NaOH
MgCl
2
NaC
2
H
3
O
2
(NH
4
)
2
SO
4
Al(NO
3
)
3
Pb(NO
3
)
2
Cu(NO
3
)
2
AgNO
3
BaCl
2
Na
2
CO
3
Ca(NO
3
)
2
K
3
PO
4
KBr
Zn(NO
3
)
2
K
2
CrO
4
FeCl
3
NaOH
MgCl
2
NaC
2
H
3
O
2
(NH
4
)
2
SO
4
Al(NO
3
)
3
Pb(NO
3
)
2