Question

Will give medal
Angela is working with a substance that is commonly found in detergents. This substance has a pH of 8.1. Angela is working with a(n):
Select one:
a. acid
b. base
c. salt
d. neutral solution

Answer 1

What do you think?

Answer 2

A?

Answer 3

Ill give you a bit of information to help you.

Answer 4

If 0-7 is acidic and 7-14 is basic are you sure it would be an acid?

Answer 5

so its b?

Answer 6

yes

Answer 7

can you help with another?

Answer 8

Sure :)

Answer 9

Ellen is jogging. As her body's metabolism becomes more active, carbon dioxide levels increase, resulting in a decrease in pH. Fortunately, her ___________ in the blood protect against large changes in pH.
Select one:
a. water
b. DNA
c. buffers
d. lipids

Answer 10

its C or D what do you think?

Answer 11

c

Answer 12

yes