Consider the Reaction NH₃(aq)+ H₂O(l) NH₄⁺(aq)+ OH^-(aq)

question 24

Multiple Choice

Consider the reaction NH₃(aq) + H₂O(l) NH₄⁺(aq) + OH^-(aq) .K_b for NH₃ is 1.8 × 10^-5 at 25°C.What is K_a for the NH₄⁺ ion at 25°C?

• A)5.6 × 10⁴
• B)5.6 × 10^-10
• C)1.8 × 10^-5
• D)7.2 × 10^-12
• E)9.2 × 10^-8

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Definitions:

Fixed Input

A production factor that remains unchanged regardless of the level of output in the short run.

Marginal Product

The additional output generated by employing one more unit of a particular input, keeping other inputs constant.

Units of Labor

Measurements used to quantify the work input by labor forces, often referring to hours worked or number of workers.