How Many Oxygen Atoms Are There in 0

question 107

Multiple Choice

How many oxygen atoms are there in 0.25 mole of CO₂?

• A)0.50
• B)0.25
• C)3.0 × 10²³
• D)1.5 × 10²³
• E)4.2 × 10⁻²⁵

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Definitions:

Ivan Pavlov

Ivan Pavlov was a Russian physiologist best known for discovering classical conditioning, where a neutral stimulus becomes associated with a reflexive response.

Classical Conditioning

A learning process that pairs a naturally occurring stimulus with a previously neutral stimulus, leading to a learned response.

Researcher

An individual who conducts systematic investigations and analysis in a particular field of study to discover or interpret new knowledge.

Protective Withdrawal

A defense mechanism where individuals may retreat or isolate themselves from situations perceived as threatening or overwhelming.