Answer:
1.A mixture is actually made up of pure substances only. But they get mixed with each other in a mixture. Sometimes the individual pure substances are more important than the mixture.Thus, separation of substances is necessary to obtain pure substances for domestic purposes, industrial purposes and research work.
2.If you have a pump you may simpifly retrieve water to reduce it,since it is clean and no need to waist money
3.We can use decentation decantation is a process for the separation of mixtures of immiscible liquids or of a liquid and a solid mixture such as a suspension. To put it in a simple way, decantation is separating immiscible materials by transferring the top layer to another container.
4.??hindi ko lang alam dito
Explanation:
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