At Elevated Temperatures, Nitrogen Dioxide Decomposes to Nitrogen Oxide and Oxygen

question 114

Multiple Choice

At elevated temperatures, nitrogen dioxide decomposes to nitrogen oxide and oxygen: NO₂ (g) → NO (g) + O₂ (g)
The reaction is second order in NO₂ with a rate constant of 0.543 M^-1s^-1 at 300 °C. If the initial [NO₂] is 0.260 M, it will take __________ s for the concentration to drop to 0.150 M.

• A)3.34
• B)0.0880
• C)1.01
• D)0.299
• E)5.19

Recognize patterns of population growth and demographic transitions.

Understand the factors that contribute to environmental resistance.

Identify and explain different survivorship curves and their implications.

Understand the factors determining the carrying capacity for species in the environment.

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Definitions:

Passion

A strong and barely controllable emotion or enthusiasm for something or about doing something.

Commitment

A pledge or promise to do something or to maintain a course of action, often seen in relationships and personal goals.

Face-to-Face Interaction

Direct communication between two or more individuals in the same physical space.

Exchange Theory

A social theory that suggests human relationships are formed by the use of a subjective cost-benefit analysis and the comparison of alternatives.