How can you tell if a molecules more branched or straight chained Watch

youreanutter
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Given its molecular formula or skeletal chemistry
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Rather_Cynical
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It's impossible to tell with molecular formula. The more akyl groups that attach to the chain (and the longer that they are) the 'more branched' they are

The skeletal formula shows you visually by a shape that takes up more geometry.
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iylianuraiman
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more branched meaning boiling point is less than straight chained
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