Question

What is meant by concentration of a solution? How will you prepare a 10% solution of glucose in water?

Draw a neat and labelled diagram of the apparatus used to separate components of blue-black ink. Name the process and state the principle involved.

Identify the physical and chemical changes from the following:

In the given experiment, a torch is used to pass light through two beakers. Beaker (a) contains a solution of copper sulphate, and beaker (b) contains a mixture of water and milk. Why is the path of light visible in a beaker (b) but not in a beaker (a)?

Under which category of mixtures will you classify suspensions and why?