The Speed Limit Is 70 Miles Per Hour on Some

question 30

Multiple Choice

The speed limit is 70 miles per hour on some stretches of the interstate. What is this same speed in meters per second, (m/s) ?
(1 mile = 1.60 km)

• A) 1.9 m/s
• B) 31 m/s
• C) 1.6×10² m/s
• D) 1.1×10⁵ m/s
• E) 1.1×10² m/s

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Definitions:

Bromination of Benzene

A chemical reaction where bromine is added to benzene, typically requiring a catalyst like iron bromide, to form bromobenzene.

Carbanionic Intermediate

A transient species in organic chemistry featuring a carbon atom bearing a negative charge; it plays a crucial role in various chemical reactions.

Stepwise Mechanism

A reaction mechanism in which the overall reaction occurs through a sequence of individual steps, each with its own transition state and intermediates.

Electrophilic Nitration Reaction

A chemical reaction that introduces a nitro group into an organic compound through electrophilic substitution, often involving benzene or other aromatic rings.