N2o2 n202 represents a

in chemical equilibrium

in physical equilibrium

that goes to completion

that does not change

in chemical equilibrium

Explanation:

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affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.