Aspirin Is an Effective and Widely Used Pain Reliever

question 74

Multiple Choice

Aspirin is an effective and widely used pain reliever. Identify the functional group circled.

• A) aldehyde
• B) ketone
• C) ester
• D) carboxylic acid
• E) carbonyl

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Definitions:

High Hitch

A potentially dangerous tractor-to-trailer coupling condition in which the fifth wheel locking mechanism engages but the trailer kingpin sits on top of the jaws.

Aggressive Coupling

A connection strategy between two components designed to engage firmly and rapidly, often leading to higher wear and tear.

Pintle Hooks

A type of tow hitch that uses a pin and hook mechanism to connect trailers to towing vehicles, often used for heavy or industrial towing.

Hydraulic Buffers

Devices that use hydraulics to absorb energy from impacts or collisions, often used in industrial applications to reduce shock and vibrations.