The data below was collected in the field while studying the effect of pH on the growth of duckweed, an aquatic plant. The data shows that duckweed has optimum growth at what
pH?
Field Data
Pond
pH of Pond
Water
Number of
Duckweed
Plants
A
6
150
B
12
300
с
8
500
D
4
80

Answer is c 8 500

Explanation: Find the growth, in this case it would be 4-12. So you want to find the difference between them by subtracting the two values. 12-4=8

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

the answer is d. exposing corruption in the church