ismanie ismanie

01-03-2021
Biology

contestada

7) What percentage of ppm of dissolved oxygen indicates good water quality?

a) 6.7
b) 8
c) 4.5
d) Below 4.5

Respuesta :

itsurboomariah itsurboomariah

01-03-2021

Answer:

The answer is c. 4.5

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