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Это почерк человека..я умер от краcоты

ntermo They hold malecules make liquids or solids. They are melt or boil a substance They are not Forces which are the covalent bonds that hold single molecule together. There are several Kinds of interma force and they are sometimes callectively referred.to.as .van. der Waals forces. All van der Waals forces are weak .compared to lonic bands covalent bonds, and metallic bonds. Hawever, there is a mide. of strength in van der Waals farces.depending upan.Hhe. range type of molecules they are hol