Barium Sulfate (BaSO₄) Is a Slightly Soluble Salt, with K_sp

question 30

Multiple Choice

Barium sulfate (BaSO₄) is a slightly soluble salt, with K_sp = 1.1 * 10¯¹⁰. What mass of Ba²⁺ ions will be present in 1.0 L of a saturated solution of barium sulfate?

• A) < 10¯⁷ g
• B) 1.0 *10¯⁵ g
• C) 0.0014 g
• D) 0.0024 g
• E) > 0.05 g

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Definitions:

Unconditional Reinforcement

A form of reinforcement in operant conditioning that is given consistently every time a desired response is made.

Unconditioned Response

An automatic, natural reaction to a stimulus that does not depend on prior learning.

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A processed product made from dried and powdered meat, used as a flavoring or nutritional supplement.

Unconditioned Response

A natural, unlearned reaction to an unconditioned stimulus that occurs without previous conditioning.