A Compound Is Composed of Element X and Hydrogen

question 56

Multiple Choice

A compound is composed of element X and hydrogen. Analysis shows the compound to be 80% X by mass, with three times as many hydrogen atoms as X atoms per molecule. Which element is element X?

• A) C
• B) He
• C) F
• D) S
• E) none of these

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Definitions:

Changes In Personality

Alterations in an individual's characteristic patterns of thoughts, feelings, and behaviors over time.

Systematic Desensitization

A therapeutic intervention used to reduce fear or anxiety towards a specific object or situation by gradually exposing the patient to the anxiety-producing stimulus.

Flooding

A psychological therapy technique for treating phobias and other stress disorders where the person is exposed to a vast quantity of their source of fear all at once.

Feared Stimuli

Objects, scenarios, or situations that evoke a strong fear response in an individual.