Acids/Bases and pH scale

The pH scale tells how acidic or basic a substance is. The scale goes from _____ to _______

• 1-10

• 0-14

• 1-14

• 1-100

The pH scale is an inverse function. This means the ___________ the concentration of hydrogen ions, the ___________ the pH is. (select all that apply)

• higher, lower

• lower, higher

• higher, higher

• lower, lower

Substances with a pH of 7 are

• Acidic

• Basic

• Neutral

• Saturated

Bases have a pH that is more than

(a)  

Choose the substance that is more acidic using the scale

• Milk

• Soap

• Coffee

• Stomach acid

Acids have a pH that is less than

(a)  

What would be the two new compounds that would be formed in this reaction?

HCl + NaOH -> ______? + ______?

• NaCl

• ClOH

• HNa

• H₂O

HBr is an example of a(n)

• Acid

• Base

• Neutral

Ca(OH)₂ is an example of a(n)

• Acid

• Base

• Neutral

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

• Milk

• Orange Juice

• Water

• Blood