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In glycolysis, NAD+ is reduced to NADH. This NADH must be reoxidised to allow glycolysis to continue. there are various machanisms involved in the reoxidation of NADH to NAD+. With Balanced equations, describe these mechanisms
a question about an organic chemistry lab report. I am synthesizing aspirin (acetylsalicylic acid) using salicylic acid, acetic anhydride, and a catalyst.
The above reaction yields a mixture of two Diels-Alder adducts. In the box below draw the structure of both products.
What is the mole fraction of HO2CCH2CHOHCO2H in this solution suppose you dissolve 2.56 grams of malic acid HO2CCH2CHOHCO2H in 50.0 grams of H 2 O.?
When 1.0 g of NaOH is dissolved in this same calorimeter the temperature raises by 1.6 C. Calculate the calorimeter constant and enthalpy of solution for one mole of NaOH.
Explain the following observations in terms of shifting equilibria by le Chatelier's principle. Write the equation for the equilibrium involved in each case.
How many total stereoisomers are possible for 4-chloro-3-hexanol? Given that opening of the epoxide ring in this reaction is stereoselective, provide the names of the only two isomeric products formed using IUPAC guidelines.
design a qualitative analysis scheme that will be used to calculate which cations are present in a solution containing
When 2.00 g of hydrazine (N2H4) decomposed under constant-pressure conditions, 7.00 kJ of heat were transferred to the surroundings. What is pH for the following reaction? 3 N2H4(l) --> 4 NH3(g) + N2(g)
the enzyme acetylcholinesterase,which has a turnover rate of 25,000 s-1. Calculate how long it takes the enzyme to cleave one acetylcholine molecule.
How many grams of sucralose would you need for a solution that has the same sweetness as one made with 2.00g of sugar? Please show how to solve problem
Describe the basic steps involved in a gravimetric analysis. How does this procedure help us determine the identity of a compound or the purity of a compound if its formula is unknown?
At a temperature of 500 degrees celsius the equilibrium constant ,Kc, for the following nitrogen fixation reaction 3H2(g)+N2(g)----->2NH3 is 6.0x 10^-2 . If 0.250 mol/L of H2 and 0.050 mol/L NH3 are present at equilibrium, what is the concentratio..
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