Explain what is the technique for securing a piece of filter

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a) Experimenta procedure, Part A.3 What is the technique for securing a piece of filter paper into a funnel for gravity filtration?

b) What is the technique for securing a piece of filter paper into a Buchner funnel for vaccum filtration?

c) The alum crystals are washed of contaminants with an alcohol-water mixture rather than with deionized water. Explain.

Reference no: EM13211165

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