Question

27.Nitrogen and hydrogen combine to form ammonia under high temperature and pressure
conditions. This is an example of
a) biological N2 fixation
b) natural N2 fixation
c) industrial N2 fixation
d) electrical N2 fixation
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Answer 1

Answer:

industrial N2 fixation

Explanation:

Because fixing of N2 and H2 to form ammonia requires high pressure and temperature