Consider three hypothetical solids:AX,AX2 and AX3 (each X forms X). Each of these solids has the same Ksp value,5.5×10^-7.You place 0.25 mol of each compound in a separate container and add enough water to bring the volume to 0.1dm^3 in each case. 1.Write the chemical equation for each of the solids dissolve in water. 2. Would you expect the concentration of each solution to be 0 25M in the compound? Explain, in some detail, why or why not. 3. Could you expect the concentration of the A cations (A^+,A^2+ and A^3+) in the three solutions to be the same?Does just knowing the stoichiometry of each reaction help you determine the answer, or do you need something else? Explain your answer in detail, but without doing any arithmetic calculations. 4. Of the three solids, which one would you expect to have the greatest molar solubility? Explain in detail, but without doing any arithmetic calculations. 5. Calculate the molar solubility of each compound.

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Chapter1: Chemical Foundations
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Consider three hypothetical ionic
solids:AX,AX2 and AX3 (each X forms X).Each of
these solids has the same Ksp
value,5.5x10^-7.You place 0.25 mol of each
compound in a separate container and add
enough water to bring the volume to 0.1dm^3
in each case. 1.Write the chemical equation for
each of the solids dissolve in water. 2. Would
you expect the concentration of each solution
to be 0 25M in the compound? Explain,in some
detail , why or why not. 3. Could you expect
the concentration of the A cations (A^+,A^2+
and A^3+) in the three solutions to be the
same?Does just knowing the stoichiometry of
each reaction help you determine the
answer,or do you need something else?
Explain your answer in detail,but without
doing any arithmetic calculations. 4. Of the
three solids,which one would you expect to
have the greatest molar solubility?Explain in
detail, but without doing any arithmetic
calculations. 5. Calculate the molar solubility
of each compound.
Transcribed Image Text:Consider three hypothetical ionic solids:AX,AX2 and AX3 (each X forms X).Each of these solids has the same Ksp value,5.5x10^-7.You place 0.25 mol of each compound in a separate container and add enough water to bring the volume to 0.1dm^3 in each case. 1.Write the chemical equation for each of the solids dissolve in water. 2. Would you expect the concentration of each solution to be 0 25M in the compound? Explain,in some detail , why or why not. 3. Could you expect the concentration of the A cations (A^+,A^2+ and A^3+) in the three solutions to be the same?Does just knowing the stoichiometry of each reaction help you determine the answer,or do you need something else? Explain your answer in detail,but without doing any arithmetic calculations. 4. Of the three solids,which one would you expect to have the greatest molar solubility?Explain in detail, but without doing any arithmetic calculations. 5. Calculate the molar solubility of each compound.
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