Describing Acids and Bases

Measure of how acidic or basic something is. 

• aH
• bH
• pH
• Hp

Vinegar is an example of  __________

• A base
• An acid
• A neutral substance

Bases are what range on the pH scale?

• 0-6.99
• 7
• 7.1-14
• 0-14

When found in food, acids are ________

• Sour
• Bitter
• Salty
• Slippery

What are properties of acids?

• Bitter, slippery, ph above 7
• Sour, reacts with metals, ph below 7
• Sour, reacts with metals, ph above 7
• Bitter, ph of 7, does not react with metals

What are properties of a base?

• Slippery, bitter, does not react with metals, pH above 7.
• Slippery, bitter, reacts with metals, pH below 7.
• Sour, reacts with metals, pH below 7
• Sour, reacts with metals, pH above 7.

A solution with a pH of 3.6 would be...

• Acid
• Base
• Neutral
• Acid and Base

Acids are what range on the pH scale?

• 0-14
• 0-6.99
• 7
• 7.1-14

A solution with a pH of 8.6 would be...

• Acid
• Base
• Neutral
• Acid and Base

What is the only substance with a neutral pH of 7?

• Milk
• Orange Juice
• Water
• Blood

Tags

NGSS.HS-ESS2-5