The Equilibrium Constant for the Acid Ionization of Mercaptoethanol (HSCH₂CH₂OH

question 46

Multiple Choice

The equilibrium constant for the acid ionization of mercaptoethanol (HSCH₂CH₂OH ) is 1.91  10^-10_. HSCH₂CH₂OH(aq) H⁺(aq) + SCH₂CH₂OH^-(aq)
Which of the following is true regarding this equilibrium?
(I) The reaction is product favored.
(II) The reaction is reactant favored.
(III) Equilibrium lies far to the right.
(IV) Equilibrium lies far to the left.

• A) I and III
• B) I and IV
• C) II and III
• D) II and IV
• E) None are true, as the concentrations of reactants and products are comparable.

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Definitions:

Internal Locus of Control

A belief system wherein individuals feel that they have control over the outcomes of events in their lives, as opposed to external forces.

Type B Personality

A personality type characterized by a less competitive, more relaxed, and less stressed-out demeanor compared to Type A Personality.

Internal Locus of Control

The belief that one is in control of their life and outcomes, as opposed to external forces having that control.

External Locus of Control

An external locus of control refers to the belief that one's successes or failures result from external factors beyond one's control, rather than one's own efforts.