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Chemistry
Chemistry
Problem
Which pair of
0.10
M
0.10\,\text{M}
0.10
M
aqueous solutions, when mixed in equal volumes at
25
∘
C
25\,^{\circ}\text{C}
25
∘
C
, is least likely to produce a precipitate? a)
A
g
N
O
3
\mathrm{AgNO_3}
AgN
O
3
(aq) and
N
a
3
P
O
4
\mathrm{Na_3PO_4}
N
a
3
P
O
4
(aq) b)
N
a
N
O
3
\mathrm{NaNO_3}
NaN
O
3
(aq) and
K
B
r
\mathrm{KBr}
KBr
(aq) c)
C
a
C
l
2
\mathrm{CaCl_2}
CaC
l
2
(aq) and
N
a
2
C
O
3
\mathrm{Na_2CO_3}
N
a
2
C
O
3
(aq) d)
P
b
(
N
O
3
)
2
\mathrm{Pb(NO_3)_2}
Pb
(
N
O
3
)
2
(aq) and
K
I
\mathrm{KI}
KI
(aq)
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