2)For each of the following salts,
predict whether an aqueous solution would be acidic, basic, or neutral.

a.CaI_{2}b.K_{2}CO_{3}c.Au(NO_{3}^{)}_{2}

d.Ca(C_{2}H_{3}O_{2})_{2}e.CuSO_{4}f.LiCl

3)A solution of Ca(OH)_{2} is
found to have a [OH^{-}] of 2.73 x 10^{-5 }M.What is the [H_{3}O^{+}] of
this solution?What is the pH of this
solution?What is the pOH of this
solution?Is this solution acidic or
basic?

4)You have made a solution of 4.50 x 10^{-3
}M HNO_{3}.What is
the [H_{3}O^{+}] of this solution?What is the [OH^{-}] of this
solution?What is the pH of this
solution?Is this solution acidic or
basic?

5)You have made a solution of 9.12 x 10^{-4
}M NaOH.What is the [H_{3}O^{+}]
of this solution?What is the [OH^{-}]
of this solution?What is the pH of this
solution?Is this solution acidic or
basic?

6)In lab, you discover the pH of your
solution to be 5.43.What is the [H_{3}O^{+}]
of this solution?What is the [OH^{-}]?Is this solution acidic or basic?What is its pOH?

7)In lab, you discover the pH of your
solution to be 7.21.What is the [H_{3}O^{+}]
of this solution?What is the [OH^{-}]?Is this solution acidic or basic?What is its pOH?

8)In the titration of 45.0 mL of an NH_{3}
solution, the end point was reached when 18.9 mL of 0.250 M HCl was
added.What is the concentration of the
ammonia solution?

9)25.0 mL of an unknown solution of H_{2}SO_{4}
was titrated to the end point with 38.4 mL of 0.512 M KOH.What is the concentration of the sulfuric
acid?