Ions in Solutions (5A)
MCAT · Flashcards · Application
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QUESTION
What is the van 't Hoff factor
i
i
i
for
NaCl
\text{NaCl}
NaCl
assuming complete dissociation?
QUESTION
Identify the correct expression for ion concentration:
0.15
M
AlCl
3
0.15\,\text{M }\text{AlCl}_3
0.15
M
AlCl
3
gives what
[
Al
3
+
]
[\text{Al}^{3+}]
[
Al
3
+
]
?
QUESTION
Which ions are spectator ions when
AgNO
3
(
a
q
)
\text{AgNO}_3(aq)
AgNO
3
(
a
q
)
reacts with
NaCl
(
a
q
)
\text{NaCl}(aq)
NaCl
(
a
q
)
?
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ANSWER
Na
+
\text{Na}^+
Na
+
and
NO
3
−
\text{NO}_3^-
NO
3
−
. Spectator ions do not participate in the reaction, remaining unchanged in solution.
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