Science+Test

What is the difference between solute and solvent? Give examples. A solution can be prepared by combining two or more substances, provided the solutes are dissolving in the solvents. Example: Saltwater - salt is the solute and water is the solvent. What is the purpose of Universal indicator? A Universal indicator is a pH indicator composed of a blend of several compounds that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or basicity of solutions Things to swat on.=What we have covered =The tests-experiments =Acids and Bases