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Calculated Energies of Hydrogen Bonds

HF/6-31+G**

Dimer H Donor H Acceptor comment
H2OCH3OCH3 water dimethylether dimer H2O Water CH3OCH3 Dimethyl ether

Energy components

Dimer Donor Acceptor difference
Energy (hartrees) -230.117886 -76.031231 -154.078583 0.008072 21.2  kJ mol-1
Vibrational zero point energy (cm-1) 22083 4588 16926 -568 -6.8  kJ mol-1
Total         14.4  kJ mol-1