Soil a Has a Redox Potential of 400 MV,soil B

question 11

Multiple Choice

Soil A has a redox potential of 400 mV,soil B -200 mV.Of the two soils,Soil A is more apt to be characterized by an abundance of _____.

• A)Fe²⁺ ions
• B)Mn²⁺ ions
• C)H⁺ ions
• D)S^2- ions
• E)molecular oxygen

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