The Reaction of NO and O₂ Produces NO₂ $\to$ 2 NO₂(g)
the Reaction Is Second-Order with Respect to NO(g)and

question 79

Multiple Choice

The reaction of NO and O₂ produces NO₂.
2 NO(g) + O₂(g) $\to$ 2 NO₂(g)
The reaction is second-order with respect to NO(g) and first-order with respect to O₂(g) .At a given temperature,the rate constant,k,equals 4.7 $\times$ 10² M^-2s^-1.What is the rate of reaction when the initial concentrations of NO and O₂ are 0.025 M and 0.015 M,respectively?

• A) 2.6 \(\times\) 10^-3 M/s
• B) 4.4 \(\times\) 10^-3 M/s
• C) 0.18 M/s
• D) 2.0 \(\times\) 10^-8 M/s
• E) 3.8 \(\times\) 10² M/s

---

Definitions:

Age Differences

Variations in behavior, attitudes, and expectations often attributed to individuals being of different chronological ages.

Cohort Differences

Variations in the characteristics or experiences of individuals belonging to different age or generational groups.

Emotional Self-regulation

The ability to monitor and manage one's own emotions, to begin or inhibit behavior in accordance with emotional responses.

Emotional Reactions

Immediate responses to stimuli that involve feelings, physiological arousal, and changes in facial expression, often unconsciously processed.