The Second-Order Decomposition of NO₂ Has a Rate Constant of 0.255

question 36

Multiple Choice

The second-order decomposition of NO₂ has a rate constant of 0.255 L mol^-1 s^-1. How much NO₂ decomposes in 4.00 s if the initial concentration of NO₂ (1.00 L volume) is 1.33 mol L^-1?

• A) 1.8 mol
• B) 0.85 mol
• C) 0.48 mol
• D) 0.77 mol
• E) 0.56 mol

---

Definitions:

Sell Short

The sale of a security that the seller does not own at the time of the sale, typically with the intention of buying it back later at a lower price to make a profit.

Exchange Rates

The value of one currency for the purpose of conversion to another.

Consumer Price Index

A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food, and medical care, commonly used as an indicator of inflation.

Risk Premium

The extra return demanded by investors for holding a riskier asset compared to a risk-free investment.