The Reaction CH₃NC(g) → CH₃CN(g) Is First-Order with Respect to Methyl

question 32

Multiple Choice

The reaction CH₃NC(g) → CH₃CN(g) is first-order with respect to methyl isocyanide, CH₃NC. If it takes 10.3 minutes for exactly one quarter of the initial amount of methyl isocyanide to react, what is the rate constant in units of min^-1 ?

• A) -0.135 min^-1
• B) 0.0279 min^-1
• C) 0.089 min^-1
• D) 0.135 min^-1
• E) 35.8 min^-1

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Definitions:

Relative Risk

A ratio comparing the probability of an event occurring in an exposed group to a non-exposed group.

Fasting Glucose

Measurement of blood sugar levels after abstaining from food and drink (except water) for at least 8 hours, used in diagnosing diabetes.

CVD

Cardiovascular Disease, a class of diseases that involve the heart or blood vessels.

Relative Risk

A measure used in epidemiology to compare the risk of a certain event occurring in one group with the risk of it occurring in another group.