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pH Worksheet - pH-pOH-[H+]-[OH-], Exercises of Chemistry

Find value of pH of HCl, NaOH, and KOH

Typology: Exercises

2020/2021

Uploaded on 04/20/2021

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CHEMISTRY NAME_________________________________PER___
pH WORKSHEET
pHpOH[H+][OH-]
1. Calculate the values of both pH and pOH of the following solutions:
pH
pOH
a. 0.020 M HCl
b. 0.0050 M NaOH
c. A blood sample
7.2 x 10-8M of H+
d. 0.00035 M KOH
2. Find the values of [H+], pOH, [OH-], that correspond to each of the following pH
values:
[H+]
[OH-]
pOH
a. pH of lemon juice = 2.90
b. pH of sauerkraut = 3.85
c. pH of milk of magnesia, a
laxative = 10.81
d. pH of most orange juices =
4.11
e. pH of dilute household
ammonia in windex = 11.61
3. Determine which of the solutions in #2 are acidic?
4. A certain brand of rootbeer has a hydrogen concentration equal to 1.9 x 10-5M.
What is the pH and pOH of this rootbeer?
5. Dr. Pepper has a [H+] = 1.4 x 10-5M. What is its pH?
pf2

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CHEMISTRY NAME_________________________________PER___

pH WORKSHEET

pH—pOH—[H+]—[OH-]

  1. Calculate the values of both pH and pOH of the following solutions:

pH pOH a. 0.020 M HCl

b. 0.0050 M NaOH

c. A blood sample 7.2 x 10-^8 M of H+ d. 0.00035 M KOH

  1. Find the values of [H+], pOH, [OH-], that correspond to each of the following pH values: [H+] [OH-] pOH a. pH of lemon juice = 2.

b. pH of sauerkraut = 3.

c. pH of milk of magnesia, a laxative = 10. d. pH of most orange juices =

e. pH of dilute household ammonia in windex = 11.

  1. Determine which of the solutions in #2 are acidic?
  2. A certain brand of rootbeer has a hydrogen concentration equal to 1.9 x 10-5M. What is the pH and pOH of this rootbeer?
  3. Dr. Pepper has a [H+] = 1.4 x 10-5M. What is its pH?

CHEMISTRY NAME_________________________________PER___

pH WORKSHEET

  1. Fill in the following table:

ACID [H+] [OH-] pH pOH BASE NEUTRAL

1 X 10 -^3

1 X 10 -^6

NEUTRAL

2.0 X 10-^3

5.0 X 10-^11

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