Understanding pH and pOH Calculations

Understanding pH and pOH Calculations

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Jennifer Brown

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial value given in the problem that helps in finding the concentration of H+ and OH-?

pH

H+ concentration

OH- concentration

pOH

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula is used to calculate the OH- concentration from pOH?

OH- concentration = log(pOH)

OH- concentration = anti log of negative pOH

OH- concentration = pOH/2

OH- concentration = pOH^2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After finding the OH- concentration, what is the next step in the calculation process?

Calculate pH directly

Find the H+ concentration

Recalculate pOH

Determine the molarity

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the pH value obtained from the calculated H+ concentration?

5.00

3.50

4.70

6.20

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between pH and pOH in the context of this video?

They are unrelated

They are always equal

They are inversely proportional

They are the same value in this context