Selenous Acid,H₂SeO₃ Has Acid Dissociation Constants K_a1 = 3

question 61

Short Answer

Selenous acid,H₂SeO₃ has acid dissociation constants K_a1 = 3.5 × 10^-2 and K_a2 = 5 × 10^-8.When 25.00 mL of 0.100 M selenous acid is titrated with 0.200 M NaOH the first equivalence point occurs at pH = ________.

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Definitions:

Projection

A defense mechanism where individuals attribute their own unacceptable thoughts, feelings, or motives to another person.

Repression

A defense mechanism where unpleasant thoughts, feelings, or desires are unconsciously pushed out of conscious awareness.

Psychosexual Stage

A concept in Freudian psychology that describes five stages of child development, each characterized by a different focus of libido (sexual drive).

Superego

In psychoanalytic theory, the part of the personality that acts as a moral center, enforcing ethical conduct and striving for perfection.