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3
questions
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Role of hydrochloric acid and sodium hydroxide in isolation of citric acid from lemon juice
I'm trying to extract citric acid from squeezed lemons.
After studying the subject, I found a lab manual [1, p. 68]:
ISOLATION OF CITRIC ACID
Reagents:
Lemon juice (ca. $\pu{100 mL}$ – 3 lemons)
$\...
3
votes
2
answers
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What is purpose of sulfuric acid in iodine extraction?
I am trying to extract iodine from kelp following this guide here. It calls for sulfuric acid, but I don't see what this does do help the reaction. I thought the reaction was simply oxidizing iodide ...
1
vote
1
answer
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Separation of Binary mixture?
I will be given a binary mixture containing two unknown compounds(the mixture could be either liquid or solid- I don't know yet). The plan of the experiment is to identify the two compounds. So my ...