The formula for the ionic strength is
Here, I is the ionic strength,
is the ion concentration and
is the charge on the ion.
(a)
0.05 M
solution contains
ions and
ions.
The charge on
ions and
ions is +2 and -1 respectively.
Substitue values in the formula for the ionic strength.
Hence, 0.05 M
solution is 0.15.
(b)
0.05 M
solution contains
ions and
ions.
The charge on
ions and
ions is +1 and -1 respectively.
Substitue values in the formula for the ionic strength.
Hence, 0.05 M
solution is 0.15.
(c)
0.05M
plus 0.05 M
solution contains
ions,
ions,
ions and
ions.
The charge on
ions and
ions is +1 and -1 respectively.
The charge on
ions and
ions is +2 and -1 respectively.
Substitue values in the formula for the ionic strength.
Hence, 0.05M
plus 0.05 M
solution is 0.20.
(d)
0.05 M
solution contains
ions and
ions.
The charge on
ions and
ions is +1 and -2 respectively.
Substitue values in the formula for the ionic strength.
Hence, 0.05 M
solution is 0.15.
Question #2 determine the ionic strength of each of the following solutions (a) 0.05 M MgCl2...
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y
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Please show work! i will rate
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unknown solutions A and B are 0.1 M solutions of
either HCI or NaOH. According to your pH measurement, which is
which
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