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23 Nov 2019

A. When 25.0 mL of a 4.87E-4 M nickel sulfate solution iscombined with 18.0 mL of a 5.41E-4 M sodium carbonate solution doesa precipitate form?
For these conditions the Reaction Quotient, Q, is equal to...

When 12.0 mL of a 1.43E-4 M sodium chloride solution is combinedwith 25.0 mL of a 9.53E-4 M silver fluoride solution does aprecipitate form ?
For these conditions the Reaction Quotient, Q, is equal to...

B. Solid potassium fluoride is slowly added to 50.0 mL of a 0.0386M calcium nitrate solution. The concentration of fluoride ionrequired to just initiate precipitation is...

Solid aluminum acetate is slowly added to 50.0 mL of a 0.0547 Msodium hydroxide solution. The concentration of aluminum ionrequired to just initiate precipitation is...

Please work out both problems of parts A and B. I don't have atextbook and I really need to see examples.

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