Consider the Reaction 3A + B + C → D + E

question 92

Multiple Choice

Consider the reaction
3A + B + C → D + E
Where the rate law is defined as
An experiment is carried out where [B]₀ = [C]₀ = 1.00 M and [A]₀ = 2.46× 10^-4 M. After 2.96 min, [A] = 3.20× 10^-5 M. What is the value of k?

• A) 8.30× 10⁷ L³/mol³ • s
• B) 4.02× 10^-7 L³/mol³ • s
• C) 2.14× 10^-5 L³/mol³ • s
• D) 1.53× 10² L³/mol³ • s
• E) 9.18× 10³ L³/mol³ • s

---

Definitions:

Independent Variable

The variable in an experiment that is manipulated by the researcher to observe its effect on the dependent variable.

Comprehension

The ability to understand or grasp the meaning of something.

Test Scores

Quantitative measures obtained from educational assessments or exams; also not a key term in a statistical context alone, thus NO.

Reliable

A term indicating the consistency or repeatability of a measure or test over time.