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- 1. Multiple Choice
What is the pH of pure water?
7
1
0
14
- 2. Multiple Choice
Which of the following is a strong acid?
Hydrochloric acid
Vinegar
Tomato juice
Baking soda
- 3. Multiple Choice
What is the main form in which carbon dioxide travels in the blood?
Hydroxide ion
Bicarbonate ion
Hydronium ion
Carbonic acid
- 4. Multiple Choice
What is the concentration of hydrogen ions in pure water?
1 × 10^-1 M
1 × 10^-10 M
1 × 10^-7 M
1 × 10^-14 M
- 5. Multiple Choice
What is the effect of adding an acid to an aqueous solution?
Decreases OH- concentration
Increases OH- concentration
Decreases H+ concentration
Increases H+ concentration
- 6. Multiple Choice
What is the effect of adding a base to an acidic solution?
Increases H+ concentration
Decreases H+ concentration
Increases OH- concentration
Decreases OH- concentration
- 7. Multiple Choice
What is the role of a buffer in a solution?
To increase the pH
To decrease the pH
To maintain a stable pH
To neutralize the solution
- 8. Multiple Choice
Forms hydroxide ions (OH-) in water.
Acids
Bases
Both
- 9. Multiple Choice
What primarily determines the pH of solution?
solubility of solute
Hydrogen ion (H+) concentration
temperature of the solution
- 10. Multiple Choice
In what environment did bacteria B grow best in?
neutral
slightly acidic
slightly basic
very basic
- 11. Multiple Choice
If the pH of a solution is 4.0, what is the pOH?
4.0
10.0
1.0 x 10 -4
cannot be determined from the information
- 12. Multiple Choice
What is the pOH for the solution if the pH of the solution is 11?
11
3
14
1.0x10-7
- 13. Multiple Choice
Which is the correct equation for calculating pH?
pH = log[H+]
pH = -log[H+]
pH = 10-[H+]
pH = In[H+]
- 14. Multiple ChoiceWhat is the pOH of a solution that has a pH of 2?1012141
- 15. Multiple ChoiceWhich solution releases H+ in solution?BaseAcidBufferWater
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