Question

8- Biological NH3 creation (nitrogen fixation) accounts for an estimated of ammonia every year.
a-175 x 10 kg
b-170 x 10 kg
c-176 x 10 kg
d-179 x 10 kg​

Answer 1

Explanation:

Biological NH3 creation (nitrogen fixation) accounts for an estimated of ammonia every year.

a-175 x 10 kg

b-170 x 10 kg

c-176 x 10 kg

d-179 x 10