De monstration Worksheet Today you will be going to eight different stations. Fo

Question

De monstration Worksheet Today you will be going to eight different stations. Four of the stations will have to perform the experiment or write down an observation. :f you start in an area without an experiment, you will answer the questions on this sheet. The work sheet will be due at the end of the class. Pre questions #1 1. What happen if you use two filter papers instead of one to filter a solution? One t 2. What happens if you don't wait long enough before you filter the mixture? 3. How would you speed up filtration? Station 1: Filtration Draw the demonstration of filtration onto the paper. Have one person choose a beaker and filter out the mixture. Fill the beaker up with water and fiiter anything left. There should a number in the mixture. Write the number down here: 1. What is left on the filter paper? 2. What went through the filter pape 3. How would I separate the rest of the solution?

Explanation / Answer

1. Filteration is a technique to remove solid impurities from liquid. If two filter papers are used to filter a substance , the silvent that is seperated out will be more fine and clear as the number of pores in the filtration unit will increase and also the size of pores will decrease due to overlapping of filter papers.

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