How we will explain the effect of impurities present in the samples (solutions) on the experimental and derived volumetric, acoustic and viscometric parameters.
please, read this paper https://www.semanticscholar.org/paper/Effect-of-ionic-liquid-impurities-on-the-synthesis-Lazarus-Riche/88aa05bbb7fccd84e7f3c9944911ac338aa43d2a