Homework Chemistry 6

 

Directions: Answer the questions below using complete sentences.

 

1) What element does an acid give off when placed in water?

 

 

 

 

2) What elements does a base give off when placed in water?

 

 

 

 

 

3) Below is a lost of products. Identify if these products are acids or bases?

 

a)       Pizza sauce

 

b)       Milk

 

c)       Dishwasher Detergent

 

d)       Lemon juice

 

e)       Windex

 

 

 

4) You have an unknown solution. You place the pH meter in this liquid and determined it has a pH of 9. Is this an acid or a base? Why?

 

 

 

 

5) Give the ranges on the pH scale for the items below:

 

a)       Acid

b)       Base

c)       Neutral

 

 

6) What is the difference between a strong acid and a weak acid if you place them in water?

 

 

 

7) You spilled acid in a lab. What should you place on the acid to neutralize the substance before clean up?

 

 

 

8) BIO LINK: What is an ulcer? How do they form?

 

 

 

9) A piece of blue litmus paper dipped in a base will turn what color? What about an acid?