Acids/Bases

Acids/Bases

Open Ended

Warm up:

1) Lactase is an enzyme that breaks down the sugar _______

2) True or False: The enzyme binds to the active site on the substrate.

3) Tell me everything you know about Acids and Bases! Do you know any examples of acids or bases? If so, what are they?

Multiple Choice

Substances that release OH- ions into a solution are known as

• Acids

• Bases

• Enzymes

• Water

Multiple Choice

Acids release what into a solution?

• H+ ions

• Hydroxide Ions (OH-)

• water

• salt

Multiple Choice

HI + H2O --> H3O+ + I-

Is HI and acid or base?

• acid

• base

• no way to tell

Multiple Choice

NaOH + H20 --> Na+ + OH-

Is NaOH and acid or base?

• acid

• base

• no way to tell

Multiple Select

Which of the following substances are considered ACIDIC? (Select all that apply)

• orange juice

• soap

• sulfuric acid

• gastric acid

Multiple Select

Which of the following substances are considered BASIC? (Select all that apply)

• bleach

• sea water

• baking soda

• lemon juice