For Which of the Following Equilibria Does K_c Correspond to a Base-Ionization

question 41

Multiple Choice

For which of the following equilibria does K_c correspond to a base-ionization constant,K_b?

• A)H₃O⁺(aq)+ OH^-(aq) 2H₂O(l)
• B)HCO₃^-(aq)+ OH^-(aq) CO₃^2-(aq)+ H₂O(l)
• C)HOCl(aq)+ H₂O(l) H₃O⁺(aq)+ OCl^-(aq)
• D)CO₃^2-(aq)+ H₂O(l) HCO₃^-(aq)+ OH^-(aq)
• E)HCHO₂(aq)+ NH₃(aq) CHO₂^-(aq)+ NH₄⁺(aq)

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Definitions:

Erosional Remnant

A mountain or hill that remains when adjacent areas have eroded to lower levels.

Anticline

A type of fold in sedimentary strata that resembles an arch, with the oldest beds at its core.

Syncline

A fold in sedimentary strata that resembles a trough, where the youngest rocks are at the core of the fold.

Crust Thickness

The measure of the depth or the vertical extent of the Earth's crust, varying between oceanic and continental regions.