Unit 9 Review

Which of the following is the strongest base?

• oven cleaner - 13.5

• lemon juice - 2.5

• soap - 10

• blood - 7.4

Which of the following is the weakest base?

• oven cleaner - 13.5

• lemon juice - 2.5

• soap - 10

• blood - 7.4

Solutions that have more OH– ions than H+ ions are

• acids

• bases

• enzymes

• neutral

Solutions that have more H+ ions than OH- ions are

• acids

• bases

• enzymes

• neutral

What type of solution is formed when the H+ ions equal the OH- ions?

• acidic

• basic or alkaline

• neutral

• enzymatic

HCl is:

• an Arrhenius acid

• a Bronsted Lowry acid

• both an Arrhenius and Bronsted Lowry acid

• a base

NaOH is:

• an Arrhenius base

• an Arrhenius acid

• neither an acid nor a base

• both an acid and a base

NH₃ is:

• a Bronsted Lowry base

• an Arrhenius base

• an acid

• both an Arrhenius and a Bronsted Lowry base

An Arrhenius base:

• donates H+

• accepts H+

• produces H+

• produces OH-

An Arrhenius acid:

• donates H+ to another substance

• accepts H+ from another substance

• produces H+

• produces OH-