Determine Whether the Following Is Always True or Not Always

question 20

Short Answer

Determine whether the following is always true or not always true. Given reasons for your answers.
-(u × v) ·v = 0

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Definitions:

Hydrolized

A chemical process involving the cleavage of bonds in molecules by the addition of water, splitting a compound into two or more substances.

D-Ribose

A naturally occurring monosaccharide with the formula C5H10O5, important as a component of RNA and various biochemical pathways.

D-Aldopentose

A type of aldose sugar with five carbon atoms and has the D-configuration, which relates to the configuration of the hydroxyl group on the last asymmetric carbon atom.

Kiliani-Fischer

A chemical synthesis method used to elongate the carbon chain of sugars.