PhySci- Acids and Bases

Many cleaning solutions are bases. Which of the following is a property of most bases?

• feels slippery
• white color
• can only be liquid
• tastes sour

Which is the stronger acid?

• pH 1
• pH 4
• pH 8
• pH 13

Which has a pH above 7?

• Acid
• Base

Which has a pH below 7?

• Acid
• Base

Which is the correct set of acid properties:

• 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

Vinegar, fruit juice, and cola are examples of:

• salts

• neutral substances

• bases

• 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)

Is laundry detergent an acid or a base?

• Acid

• Base

• Neither (Neutral)

The pH scale is a range from:

• 1-7

• 0-14

• 1-5

• 1-14