Explain Why the Final Version of the Dictionary Need Not

question 64

Essay

Explain why the final version of the dictionary need not be transmitted with a message encoded using LZW compression.

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Definitions:

Methoxyethane

An organic compound with the formula C3H8O; an ether that is used as a solvent.

Condensed Structural Formula

A method of displaying the molecular structure of a chemical compound, showing how its atoms are connected with minimal branching or levels of separation.

Methoxymethane

Another name for dimethyl ether, a colorless gas used as an aerosol propellant and a refrigerant.

Ethoxymethane

A chemical compound also known as diethyl ether, characterized as a highly volatile and flammable liquid used as a solvent and anesthetic.