5.6. Organic Acids, Bases, and Lipids

Which taste is associated with acids?

• Sweet

• Sour

• Bitter

• Salty

What do acids and bases form when they react together?

• Water and salts

• Water and sugars

• Water and proteins

• Water and lipids

Which of the following are organic acids?

• Vinegar

• Lemons

• Soap

• Spray-cleaners

Tags

NGSS.HS-LS1-6

Which of the following solutions is the most acidic?

• Solution A: 8.1

• Solution B: 1.1

• Solution C: 5.5

• Solution D: 13.2

Why can't lipids dissolve in water?

• They are hydrophobic

• They are hydrophilic

• They are acidic

• They are basic

What is the main reason why most animals store excess food in lipids?

• There is twice as much energy in ounce of fat vs carbohydrates

• Lipids are easier to store.

• To regulate body temperature

• Because they are hydrophobic

Which type of fat has no double bonds between carbon atoms?

• Saturated fat

• Unsaturated fat

• Trans fat

• Polyunsaturated fat

How can you differentiate between saturated and unsaturated fats?

• By their taste

• By their physical characteristics

• By their structural formula indicating bonding

• By their texture

Tags

NGSS.HS-PS1-2

Which type of fat is solid at room temperature?

• Saturated fat

• Unsaturated fat

• Trans fat

• Polyunsaturated fat

If plenty of glycerol is available, how many fat molecules can be made from 15 fatty acid molecules?

• 5

• 10

• 15

• 20