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What is solvent leveling? How can we distinguish between two strongly acidic solutions? (This is a challenging question and is included for interest only)
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Devise a simple synthetic route to an amide from a carboxylic acid. Give a mechanism for the final step and explain why the reagents are not added 1:1 in the final step
What 3 pieces of evidence disproved kekule's model? (6 marks)
Draw a mechanism for electrophilic addition?
"A chromium compound contains 28.4% sodium and 32.1% chromium by mass, while the rest is oxygen. What is the empirical formula of this compound?"
Why are molecules coloured?
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