Activity 3.1 NCERT Class 9 Science Atoms and Molecules
Experiment to demonstrate that under a chemical reaction mass remain always constant. Law of conservation of mass.
Science Class 9 Activity
Activity 2.10 NCERT Class 9 Science Is Matter Around Us Pure
Experiment that differentiate mixtures from compounds.
Activity 2.9 NCERT Class 9 Science Is Matter Around Us Pure
Separation of impurity by crystallisation.
Activity 2.8 NCERT Class 9 Science Is Matter Around Us Pure
Separation of a mixture by distillation.