The second section presents the views andassumptions of realism in conducting research in social science. The main realistic attacks onlogical positivism approach are presented in the third section and the conclusion is given in thefourth section.
Water is considered 'the' universal solvent because more materials are dissolved by it than by any other solvent but it will not dissolve non-polar substances like oil.
Water is a very common solvent. Solutions with water as the solvent are called aqueous solutions. Aqueous solutions are very important in nature and biology. Water is all around us and is called the universal solvent. This is because many, many different solutes dissolve in it.