-
CBSE 9th Science | Matter- Nature and Behaviour – NCERT Exercise – 3
Matter- Nature and Behaviour – NCERT Exercise – 3 Question 11. Write the steps that you would use for making tea. Use the words solution, solvent, solute dissolve, soluble, insoluble, filtrate and residue. Answer. In making tea various steps involved are: (i) Put some water (solvent) in a pan and put the pan containing water…
-
CBSE IX Science | Matter – Nature and Behaviour: NCERT Exercise – 2
Matter – Nature and Behaviour: NCERT Exercise – 2 Question 1. What is meant by a pure substance? Answer. A pure substance is a single substance or matter which can not be separated into other kind of matter by any physical process. All elements and compounds are pure substances. Question 2. Differentiate between homogeneous and…