Definition of insoluble adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
This is interpreted as meaning that if flotation is impossible the oil has not spread over the coal surface ( c ) in case ( b ) if a suitable surface‐active reagent is already adsorbed at the coal surface the oil spreads spontaneously over the surface and air can displace water at the ...