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- What type of intermolecular does KCL?77. The number of mokes of H, needed to complete ly saturate 1 mole of vitamin A is HO. 78. The determine whether organic compounds are soluble in polar or non-polar solvents, whether they have high or low melt ing and boiling points, or whether they react with other molecules. 79, The melt ing and boiling points of organic compounds are dependent on the between the molecules.organic chemistry 5) The compound with the lowest boiling point is: