Created on: July 8, 2007

Website Address: https://library.curriki.org/oer/Worksheet--Acids-and-Bases-3

IN COLLECTION

a.
H_{2}PO_{4}^{-}_{(aq)} + H_{2}O_{(l)} ? H_{3}PO_{4(aq)} + H_{3}O^{+}_{(aq)}

b.
H_{2}O_{(l)} + Cl^{-}_{(aq)} ? OH^{-}_{(aq)} + HCl_{(aq)}

c.
NH_{3(aq)} + H_{2}PO_{4}^{-}_{(aq)} ? NH_{4}^{+}_{(aq)} + HPO_{4}^{2-}_{(aq)}

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

a. AgI b. KNO_{3} c. Cu(NO_{3}^{)}_{2}

d. CaSO_{4} e.
BaCO_{3} f. NaCl

3)
A solution of Al(OH)_{3} is
found to have a [OH^{-}] of 3.72
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 5.00 x 10^{-4 }__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? What is the pOH of this
solution? Is this solution acidic or
basic?

5)
You have made a solution of 3.25 x 10^{-6 }__M__
H_{2}SO_{4}. What is the [H_{3}O^{+}] of
this solution? What is the [OH^{-}]
of this solution? What is the pH of this
solution? What is the pOH of this
solution? Is this solution acidic or
basic?

6)
You have made a solution of 1.99 x 10^{-2 }__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? What is the pOH of this
solution? Is this solution acidic or
basic?

7)
You have made a solution of 4.50 x 10^{-8 }__M__
LiOH. What is the [H_{3}O^{+}] of
this solution? What is the [OH^{-}]
of this solution? What is the pH of this
solution? What is the pOH of this
solution? Is this solution acidic or
basic?

8)
In lab, you discover the pH of your
solution to be 3.45. What is the [H_{3}O^{+}]
of this solution? What is the [OH^{-}]? Is this solution acidic or basic? What is its pOH?

9)
In lab, you discover the pH of your
solution to be 8.23. What is the [H_{3}O^{+}]
of this solution? What is the [OH^{-}]? Is this solution acidic or basic? What is its pOH?

10)
In lab, you discover the pOH of your
solution to be 3.45. What is the [H_{3}O^{+}]
of this solution?

11)
What is the pOH of a 3.34 x 10^{-3 }__M__
solution of H_{2}SO_{4}?