Chapter 8 Solutions, Acids and Bases Physical Science

Which of these substances is acidic?

• tap water
• lemon
• ammonia
• baking soda

What might happen if you mixed a strong acid with an equally strong base?

• You would see an explosive chemical reaction.
• The acid would destroy the base.
• The base would destroy the acid.
• You'd wind up with a pH-neutral substance.

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-7

An extremely strong base would have a pH of:

• 1
• 7
• 9
• 14

Healthy environments for life have a pH closest to:

• 1
• 3
• 7
• 10

Which of the following substances is basic?

• soda
• lemon juice
• soap
• vinegar

What is a property of bases?

• Slippery touch
• Sour taste
• Ability to dissolve metal
• Ability to form hydronium ions

How do acidic solutions taste?

• Delicious
• Sweet
• Bitter
• Sour

Which of the following substances is basic?

• Apple juice
• Ginger ale
• Baking soda
• Distilled water

Which characteristics describe a base?

• sour, indicator turns red, pH less than 7, produces hydrogen ions (H⁺)
• bitter, slippery, indicator turns blue, pH greater than 7, produces hydroxide ions (OH^-)
• neutral, pH of 7
• sour, indicator turns red, pH greater than 7

Which characteristics describe an acid?

• sour, indicator turns red, pH less than 7, produces hydrogen ions (H⁺)
• bitter, slippery, indicator turns blue, pH greater than 7, produces hydroxide ions (OH^-)
• neutral, pH of 7
• sour, indicator turns red, pH greater than 7