How many isomers does hexane open paren cap c sub 6 cap h sub 14 close paren have?

Hexane, C₆H₁₄, has five distinct structural arrangements of its six carbon atoms. These are n-hexane, 2-methylpentane, 3-methylpentane, 2,2-dimethylbutane, and 2,3-dimethylbutane. Therefore, the correct choice is five.

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