Unit 10 REVIEW - Acids & Bases

Which of these pH numbers indicates the strongest acid?

• 1

• 3

• 8

• 12

As pH decreases,

• [H⁺] increases only

• [H⁺] decreases only

• [H⁺] increases and [OH^-] decreases

• [H⁺] decreases and [OH^-] increases

What are the products when NaOH reacts with HCl?

• only NaCl

• only H₂O

• NaCl and H₂O

• NaCl and Cl₂

When the hydronium ion [H3O⁺] concentration of a solution is increased by a factor of 10, the pH --

• decreases 1 pH unit

• decreases 10 pH units

• increases 1 pH unit

• increases 10 pH units

Determine the pH of [H+]= 4.36 x 10 ^ -2

• 1.24

• 2.36

• 1.36

• 1.94

How do you go from pH to pOH

• [H+][OH-]=1.0 x 10^-14

• pOH=-log[OH-]

• [H+]=10^-pH

• pH+pOH=14

The solution has a pH of 7.4 what is the pOH

• 6.6

• 5.9

• 7

• 6.8

What is another name for a base?

• Acid
• Alkaline
• pH

What is the pH of a soultion of 0.035 M HCl

• 1.46

• 3.5

• 2.86 x 10^-13

What is the pOH of a 0.027 M KOH solution?

• 12.92
• 1.57
• 14.11
• 6.47