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Determine the values of KM and Vmax for the decarboxylation of ?-keto acid given the following data:Substrate Conc (mol L-1): 2.500,1.000, 0.714, 0.526, 0.250Velocity (mM min-1): 0.588, 0.500, 0.417, 0.370, 0.256
At 50 degrees C, the value of pKw (the dissociation constant for water) is 13.262. Calculate the pH of water at this temperature.
Draw three stable, acyclic isomers of C3H6O. Using wet chemistry, show how you can distinguish between these three compounds.
At a certain temperature, Keq = 150. Calculate the concentrations of Fe 3+ and SCN- in a solution that has an equilibrium FeSCN2+ concentration of 4.5 X 10^-5 M using the equation . Assume the equilibrium concentrations of Fe3+ and SCN- are equal.
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree celsius and placed in two identical
You need to produce a buffer with pH = 4.1 by dissolving a weighed amount of sodium formate (FW = 68.0072) in 500-mL of 0.45-M formic acid
The elements contained in acetylsalicyic acid are hydrogen, carbon, and oxygen. The combustion of 3.000 g of the pure compound yields 1.200 g of water and 3.72 L of dry carbon dioxide, measured at STP
Calculate the equilibrium constant for the reaction - flask at a certain temperature according to the reaction
When 4.70 g of a nonelectrolyte solute is dissolved in 915 mL of water at 21 degrees C, resulting solution exerts an osmotic pressure of 839 torr. What is the molar concentration of the solution?
Write the chain propagation steps for the formation of dichloromethane in the chlorination of methane
Consider 3 amino acids A, B, and C. How many trimeric isomers would be formed. Show them.
A 0.451 M solution of a weak acid, HA, has a pH of 4.01. Calculate Ka for the acid. Use E notation and 3 significant figures.
What mass of Ar gas (in g) is contained in a 6.40 L tank in which its pressure is 0.703 atm and the temperature is 64.0°C? Do not enter units.
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