Determine the Common Difference, the Fifth $n ^ { \text {th } }$

question 100

Essay

Determine the common difference, the fifth, $n ^ { \text {th } }$ , and $100 ^ { \text {th } }$ terms of the arithmetic sequence $31,28,25,22 , \ldots$ .

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Definitions:

Methyl Ester

Organic compounds formed by replacing the hydrogen of an acid by a methyl group, with the general structure RCOOCH3.

Carboxylic Acid

A type of organic acid characterized by a carboxyl group (-COOH), widely found in nature and used in industrial applications.

Synthesis

The process of combining different entities to create a new, unified product, often referring to the production of chemical compounds.

Reagents

Substances or mixtures used in chemical reactions to bring about a chemical change.