Question

The oxygen-nitrogen range has been defined by Eh values of +250 to +100 mV, the iron range as
+100 to 0.0 mV, the sulfate range as 0.0 to -200 mV, and the methane-hydrogen range as <200
mV
a) True
b) False​

Answer 1

Answer:

itz false....

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Answer 2

Answer:

a) True

Explanation:

this statement is true.......