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An alkane has a molecular mass of 72 Give all the possible structural isomers along with their IUPAC names.

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The general formula of alkanes is `C_n H_(2n+2)`
`therefore` 12 x n +1 x (2n + 2) = 72 or 12n + 2n +2 =72 or n=5
Thus, the molecular formula of the alkane is `C_5H_12` . For structural isomers and their IUPAC names.

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