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What are possible reasons (besides human error) for a low percent yield in the thiamine catalyzed condensation of benzoin from benzaldehyde
A 5.52-g sample of a compound is dissolved in 200.0 g of benzene. The freezing point of this solution is 1.12°C below that of pure benzene. What is the molar mass of this compound. (Note: Kf for benzene = 5.12°C/m.)
Problem- What is the volume, in liters, occupied by 2.95 moles of N2 gas at 0.765 atm pressure and a temperature of 68ºC
How could you synthesize ethyl-(E, E)-5-phenyl-2, 4-pentadieneoate via a Wittig reaction, using benzaldehyde as your carbonyl compound and any other necessary organic or inorganic reagents
Development of an understanding of the fundamentals of HPLC and GC - Development of practical skills that allow the separation of the components of a mixture.
Problem- What would the differences be between the IR spectras of 2-nitrophenol and 4-nitrophenol? What about the differences between their NMR spectras
a 31.0-g sample of water at 260. k is mixed with 48.0 g water at 320. k. calculate the final temperature of the mixture
For the reaction NO2 + O3 = N2O5 ,the activation energy is 18kj/mol and the overall delta E is -136kj/mol. how many times faster will the reaction occur at 50C than 0C for the forward reaction
How many atoms of manganese (atomic mass 54.94 g/mol) ar contained in 6.16 attograms
How does organic chemistry benefit society and why is it important to study it and what did I learn about myself and my thinking from studying organic chemistry?
The amount (N = grams) of radioactive material present in a sample as a function of time is given by the following equation, where No is the amount present at t = 0. : N (t) = No e^-kt At Great Basin College, we have a specimen of a highly radioac..
When 414 J of heat is added to the gas, it expands and does 104 J of work on the surroundings. What is the value of delta H?
Calculate the amount of energy in kilojoules needed to change 117 of water ice at 10 to steam at 125 . The following constants may be useful.
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