When Dissolved in Water, Which One or More of the Following

question 29

Multiple Choice

When dissolved in water, which one or more of the following compounds gives rise to a basic solution?

• A)calcium hydroxide, Ca(OH)₂
• B)washing soda, Na₂CO₃
• C)methanol, CH₃OH
• D)copper sulfate, CuSO₄
• E)Both A and B

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Definitions:

Dishabituation

The term used to describe the process in which an infant’s interest is renewed after a change in the stimulus.

Habituation

A psychological and physiological process whereby an individual becomes accustomed to a stimulus through repeated exposure, leading to a decrease in response.

Perceive Change

The process of recognizing or detecting alterations in one's environment or circumstances.

Perceptual Narrowing

The developmental process during which an individual becomes more attuned to specific sensory inputs and loses sensitivity to others, often observed in early childhood.