1. Name the process by which various 'dyes' present in black ink can be separated.
2. Which technique is used in washing machine to squeeze out water from washed clothes?
3.Blood is a mixture of blood cells, and liquid plasma. How can you separate the blood and the plasma?
4. Tincture of iodine is a mixture of X and Y. The X is a liquid and the Y is a solid which get converted into vapour on heating by a process is called P?
(A)what is the substance X?
(B)what is the substance Y?
(C)what is the name of the process?
5. How will you separate be the components of the mixture containing water,salt and castor oil?
6. Name the technique used to detect and identify the trace amount of substance like poison in bladder or stomach?