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Chemistry
Chemistry
Problem
At 25 °C the solubility–product constant of
C
a
F
2
CaF_2
C
a
F
2
is
K
s
p
=
3.9
×
10
−
11
K_{sp}=3.9\times10^{-11}
K
s
p
=
3.9
×
1
0
−
11
. Determine the mass (in grams) of
C
a
F
2
CaF_2
C
a
F
2
that can dissolve per litre of a
0.010
M
C
a
2
+
0.010\,\text{M}\;Ca^{2+}
0.010
M
C
a
2
+
solution. Give your answer to two significant figures.
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