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Question- Why is sodium borohydride preferred over lithium aluminum hydride for the reduction of vanillin? What is the mechanistic reason, not the safety or practicical reason?
I need expert help to solve the above question. Show each and every step
State the meaning of alpha and beta with regard to steroid structure, and indicate whether the hydroxyl group on ring A
draw structural formula for protien synthesis by the sugar arrangement using AATCGTATGG
Propose a mechanism for the acid-catalyzed syntheis of 4,5-dimethyl-dioxxolane from formaldehyde and 2,3-butanediol
Calculate E when 770.0 g of CH3OH(g) completely reacts at a constant temperature of 300 K and constant pressure of 0.95 atm. R = 8.314 J/mol*K and R = 0.08206 atm*L/mol*K.
what is the minimum rate that fresh air has to be supplied to the room so that the concentration of CO2 in the room doesn't exceed 0.500% by mole? Assume the room is well mixed, and the volume of the solid dry ice does not change. mol air/min
Calculate the pH at the equivalence point for the titration of 0.10 M perchloric acid. (pKb for NH3= 4.74, consider the change in volume before and after reaction)
A certain reaction has an activation energy of 61.0 kJ/mol and a frequency factor of A1 = 2.00×10^12M^-1s^-1. What is the rate constant, k, of this reaction at 29.0 degrees celsius
a solution is made by dissolving 25g of nacl in enough water to make 1.00 l of solution. assume that the density of the
Write and ionic equation to show what happens when we add small quantities of H+ ions to a buffer solution that contains equimolar amounts
Determine the molecular formula of the oxide of phosphorous when it is in its gaseous state.
1.25 moles of NOCl were placed in a 2.50 L reaction chamber at 427ºC. After equilibrium was reached, 1.10 moles of NOCl remained. Calculate the equilibrium constant, Kc, for the reaction 2NOCl(g) > 2NO(g) + Cl2(g).
Natural gas assumes pure methane is delivered to a city via pipeline at a volumetric rate of 150 million standard cubic feet per day. If the selling price of the gas is $5.00/GJ of higher heating value, Explain what is the expected revenue in doll..
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