Acids and Bases

Which is the correct set of acid properties, as described by Boyle:

• sour taste, corrosive, change litmus from red to blue

• sour taste, corrosive, change litmus from blue to red

• sweet taste, slippery, change litmus from blue to red

• sour taste, slippery, change litmus from blue to red

Neutral solutions have a pH of:

• 0

• 1

• 7

• 14

Which is true?

• pH of less than 7 is basic; pH of more than 7 is acidic

• pH of less than 7 is acidic; pH of more than 7 is basic

Vinegar, fruit juice, and cola are examples of:

• strong acids

• strong bases

• strong bases

• weak acids

Tags

NGSS.MS-PS1-2

NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?

• Acid

• Base

• Neither (Neutral)

Tags

NGSS.HS-PS1-1

HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?

• Acid

• Base

• Neither (Neutral)

Tags

NGSS.MS-PS1-2

Is laundry detergent an acid or a base?

• Acid

• Base

• Neither (Neutral)

Tags

NGSS.MS-PS1-2

Stronger acids have a pH closer to...

• 7

• 0

• 14

• 9

Weaker bases have a pH closer to...

• 8

• 0

• 14

• 4

The pH scale is a range from:

• 1-7

• 0-14

• 1-5

• 1-14