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Calculate the pI value of the tripeptide:N ( Asp - Gly - Glu ) C
For a certain reaction, = 8.38×10?4 and 9.24×10?5 . Calculate the value of the reverse rate constant, , given that the reverse reaction is of the same molecularity as the forward reaction.
A solution is prepared by mixing 50.0 mL of 0.11 M Pb(NO3)2 with 50.0 mL of 1.3 M KCl. Calculate the concentrations of Pb2+ and Cl - at equilibrium. Ksp for PbCl2(s) is 1.6* 10-5.
Determine the binding energy of F-19 nucleus. The F-19 nucleus has a mass of 18.99840325 amu. A proton has a mass of 1.00728 amu, a neutron has a mass of 1.008665 amu.
As well suppose that the concentration of all the other reactants are in large excess and that R is the only colored species involved. Define which function, A ln A, or !/A, would yield a strait line graph when plotted against elapsed time.
what is the total number of liters of O2 at STP needed to produce 6.0 times 10^23 molecules of H2O.
The solubility-product constants, Ksp, at 25 Celcius for two compounds [iron(II) carbonate, FeCO_3, and cadmium(II) carbonate, CdCO_3 are given by the table
List and describe at least three prokaryotic cellular features that could be targeted in this way to inhibit or kill a bacterial pathogen.
two evacuated bulbs of equal volume are connected by a tube of negligible volume. one bulb is placed in a 200 k
a 10.0 g piece of metal at 100 c is transferred to a calorimetercontaining 50.0 ml of water initially at 23.0 c.
Determine the vapor pressure lowering, at 27 Celsius, of a solution of 75.0 grams of sucrose, C12H22O11, dissolved in 180 grams of water. the vapor pressure of pure water at 27 celsius is 26.7 torr. assume the solution is ideal.
assume that a reaction takes place at 295 k and 305 k. what must the activation energy be for the rate constant to
What mass of ethylene glycol, when mixed with 225 g H2O, will reduce the equilibrium vapor pressure of H2O from 1.00 atm to 0.800 atm at 100 °C?
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