Question: 1. w hy is it a good practice to save everything (all layers) when doing an extraction? 2. When performing an extraction using water (aqueous

1. why is it a good practice to save everything (all layers) when doing an extraction?

2. When performing an extraction using water (aqueous layer) and tert.-butyl methyl ether (organic layer), which layer (organic or aqueous) would be the bottom layer and why?

3. When performing an extraction using water (aqueous layer) and dichloromethane (organic layer), which layer (organic or aqueous) would be the bottom layer and why?

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