ACIDS BASES AND SALTS

Most foods are 

• Acid
• Basic
• Neutral
• salts

Why does vinegar help preserve things like pickles? 

• It keeps moisture in. 
• It preserves flavors and crispness
• It kills bacteria that break down foods. 
• It keeps the cells alive

An extremely strong acid would have a pH of...

• 1
• 7
• 9
• 14

An extremely strong base would have a pH of...

• 1
• 7
• 9
• 14

A neutral substance would have pH of...

• 8
• 7
• 6
• 14

If a solution is neither acidic or basic it has a pH of _____________.

• 1
• 13
• 6
• 7

Indicators change color in the presence of a(n) _______________.

• acid or base
• buffer
• water molecule
• ester

A base has a ___________ taste.

• bland
• salty
• bitter
• sour

A base has a _________________.

• sour taste
• positive ion
• slippery feel
• pH of 5

Tastes Sour

• Acids
• Bases
• Salts
• All