More info about hydrogen bond: http://bioweb.wku.edu/courses/Biol220/chembond/HBondMFLO.html

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hydrogen bond SAME AS puente de hidrógeno
hydrogen bond has definition bond formed between
hydrogen bond has definition opposite partial charges
hydrogen bond has definition of polar molecules
hydrogen bond has example H20 - H20 bond, H to O
hydrogen bond can be formed from oxygen atom
hydrogen bond can be formed from hydrogen atom
hydrogen bond type of bond