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For the Bromination of trans-Cinnamic Acid lab please answer the following questions: • Why should you add more Br2 to the reaction mixture if it turns colorless during the course of the reaction? • Predict the products likely to be formed via the anti- addition of Br2/acetic acid to trans- cinnamic acid. • What is the predicted m.p. of the brominated product(s) you prepare vis this method?
The stilbene molecule has seven double bonds, yet in this reaction, only one of them undergoes addition with the Br2 generated in the reaction mixture. What functional group(s) is(are) the other six bonds in, and what can you say about the reactiv..
What is molarity of NaOH solution if 26.0ml of 0.380 M H2So4 solution is required to neutralize a 25.0ml sample of the NaOH solution
When 2.25 g of sodium hydroxide (NaOH) was dissolved in 150.00 g of water a value of 11.00oC was obtained for ?T. Calculate the molarity of the sodium hydroxide solution. _______ Calculate the value (calories) for the heat of solution of 2.25 g of..
traces of iron and titanium. If the sapphire were found to contain 0.155 g of oxygen, what is the mass of the gemstone?
why is it easier to analyze a mixture of atomic species by absorption spectroscopy than it is to analyze a mixture of molecular species?
What is the mass (in kg) of helium if it filled a square room if the room has walls that are 9.5 feet high and 9.5 long and the density of helium is 0.18 g/L
Draw all resonance structures for anisole to show why the methoxy group directs incoming electrophiles
Calculate the boiling point of this water-ethylene glycol mixture. (The density of ethylene glycol is 1.11 g/mL.)
A sample of an unknown gas effuses in 11.9 min. An equal volume of H2 in the same apparatus at the same temperature and pressure effuses in 2.19 min. What is the molar mass of the unknown gas
If 25 ml of solution A is needed to make a 0.7 liters with a final concentration of 1.5%, what was the concentration percentage of the stock solution
The melting point of tropylium bromide is above 200 degree C, quite high for an organic compound. How can you account for these experimental observations?
A liquid mixture of methyl acetate and ethyl acetate at 50oC and 1 atm is in equilibrium with gas containing methyl acetate, ethyl acetate and 23 mole % nitrogen. What are the molar fractions of ethyl and methyl acetate in the liquid and gas phase
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