AIH Fundamentals of Hydrology Examination
Assessing Water Quality Conditions Impacts And SourcesEnglish
Exam overviewPractice session
In the aqueous carbonate equilibrium system (CO₂ + H₂O ⇌ H₂CO₃* ⇌ H⁺ + HCO₃⁻ ⇌ 2H⁺ + CO₃²⁻), which dissolved inorganic carbon species is dominant in natural freshwater lakes and rivers within the circumneutral pH range of 6.5 to 8.5?
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