Consider the Reaction HNO₂(aq)+ H₂O(l) H₃O⁺(aq)+ NO₂^-(aq)

question 13

Multiple Choice

Consider the reaction HNO₂(aq) + H₂O(l) H₃O⁺(aq) + NO₂^-(aq) .Which species is a conjugate base?

• A)HNO₂(aq)
• B)H₂O(l)
• C)H₃O⁺(aq)
• D)NO₂^-(aq)
• E)two of these

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Definitions:

Heterotrophic Anaerobes

Organisms that require organic compounds for food and are capable of living and growing in the absence of molecular oxygen.

Cyanobacteria

Prokaryotic photosynthetic microorganisms that possess chlorophyll and produce oxygen during photosynthesis.

Oxygen

A chemical element with the symbol O and atomic number 8, essential for aerobic respiration in living organisms.

Methane

A potent greenhouse gas with a chemical formula of CH4, produced by anaerobic decomposition of organic matter and widely used as a fuel.