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4 Cards in this Set
- Front
- Back
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What is paper chromatography used for |
1) dye 2) fingerprints DNA 3) food additives |
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Why is the threatrical yield always greater that the actual yield |
1) reactants are lost 2) reaction is reversible or incomplete 3) side reactions occur |
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why is there a lid |
1) to prevent evaporation And stop the soluble particles from escaping |
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Describe the process of gas chronography |
1)Substance is carried by gas 2)They travel through a column filled with solid material 3) the mixture of compounds can be separated as they travel in different speed 4) retention time
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