Acids and Bases

Which is NOT a property of acids?

• taste bitter

• conduct electricity

• react with metals to form hydrogen gas

• have a pH of less than 7

What is the difference between a strong acid and weak acid?

• strong acids have a higher pH

• strong acids completely ionize

• weak acids completely ionize

• they are the same

What is the pH of a solution whose [H⁺]= 3.2x10^-5

• 4.5

• 9.5

• 8.2

• 1.6

What is the pH of a solution whose [OH^-]= 6.4x10^-9

• 8.2

• 5.8

• 3.9

• 11.4

What is the pOH of a solution whose pH= 3.6. Is it acidic, basic, neutral?

• 10.4, acidic

• 8.6, basic

• 10.4, basic

• 2.6, acidic

Which is the strongest acid? 0.08M HCl, 0.05 NaOH, 0.06 HNO₃?

• HCl

• NaOH

• HNO₃

Which has the lowest pH?

• HCl

• NaOH

• NH₃

• HC₂H₃O₂

Which of the following is not an indicator?

• litmus paper

• phenolphthalein

• pHydrion paper

• vinegar

The hydrogen ion concentration of a solution is 1x10^-7. What is the pH of this solution?

• 7
• 14
• 10
• 1

Which pair of solutions would be acidic if mixed in equal quantities?

• A and B
• B and C
• B and D
• C and D