Acid/Base,Pollution/Technology

What is the pH scale?

• A measurement of how acidic or basic a liquid is

• A special microscope used to look at acids

• All of the above

• None of the Above

What measurement of the pH scale is considered a neutral liquid?

• 7

• 0

• 9

• 3

A liquid is considered an acid if it has a lot of __________.

 

 

 

• Hydrogen ions

• Negative ions

• Hydroxide ions

• Helium Ions

A liquid is considered a base if it has a lot of _________.

 

 

 

• Hydroxide ions

• Hydrogen ions

• Negative ions

• Positive ions

Which of the following is a way that acids and bases are used in science and technology?

 

•  All of the above

• Baking soda

• Household cleaning products

• batteries

What kind of acid is produced by our muscles when we exercise?

 

 

 

• Lactic acid

• Boric acid

• Hydrochloric acid

• Acetic acid

What is the range of the pH scale from lowest to highest?

 

 

 

 

• 0 to 14

• 0 to 100

• 0 to 10

• 1 to 10

How do acids taste compared to bases?

 

 

 

 

• Acids are sour and bases are bitter

• Acids are bitter and bases are sweet

• Acids are spicy and bases are sour

• Acids are sweet and bases are bitter

Where are the hydrochloric acids found?

• stomach

• batteries

• vinegar

• sodas

Sodium Hydroxide is a strong _______

 

 

 

 

• Base

• None of the choices

• None of the choices

• Acid