If your top 1 in your class answer these questions.
1. Describe the mixtures of water, salt and sand?
2. How long will it take for the water to evaporate completely?
3. Do you think filtration is necessary to separate the components of the mixture? Why or why not?
1. Describe the mixtures of water, salt and sand?
2. How long will it take for the water to evaporate completely?
3. Do you think filtration is necessary to separate the components of the mixture? Why or why not?
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Explanation:
1. Salt is soluble in water, when salt is added to water most of it dissolves to make a solution. Sand therefore does not dissolve in water and is insoluble. It is easy to separate sand and water by filtering the mixture. Salt can be separated from a solution through evaporation.
2. about ten days
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