John Dalton Postulated That All Matter Is Composed of Small

question 72

Multiple Choice

John Dalton postulated that all matter is composed of small particles called atoms. For this proposition to be considered a valid scientific theory, __________

• A) it must be continually supported by experimental evidence and testing.
• B) it must be impossible to prove wrong by experiment.
• C) all possible experiments must never find an exception to it.
• D) some, but only a few, experiments may find exceptions to it.
• E) it must be voted on by the scientific community and accepted by all.

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Definitions:

Stereochemistry

The study of the spatial arrangement of atoms in molecules and its influence on the chemical properties and reactions of those molecules.

Anomeric Carbons

The carbon atom in a cyclic carbohydrate that is connected to two oxygen atoms and can exist in two different configurations, alpha or beta.

Deoxythymidine

A nucleoside component of DNA, composed of the base thymine attached to a deoxyribose sugar.

Reaction Products

Substances formed as a result of chemical reactions, determined by the reactants and the conditions under which the reaction occurs.