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A buffer solution is 1.0 M in HF (Ka=6.8*10^-4) and 2.0 M in NaF. What is the pH of this solution after the addition of 0.4 mol NaOH to 1.0 L of this buffer solution?
What is the pH of a 0.200M ammonium Percholate solution, NH4ClO4 The ionization constant of ammonia is 1.8x10^-5
Hexane is used to wash the solid product of a Sn1 carbocation reaction why is ice cold hexane used? and why does it need to be ice cold?
Determine what is the observed rate for the given reaction - empirically determined rate
Can complex compounds like dioxin and furan actually be thermally oxidized and destroyed?? At what temperature would these compounds actually be destroyed.
Calculate how much energy in the form of heat is available from 100mL of this mixture and compare it with the amount from pure gasoline. assume the densities of ethanol and gasoline are
Calculate the mean percent of hydrogen peroxide when three determinations were 3.03% , 2.89% and 3.22%
The objective is to implement a menu-based system for Bank Accounts in order to simulate a very simple banking system. Many structures have to be declared to manage bank accounts.
which reaction has the greatest increase in entropya. 2h2o-gt 2h2 o2b. 2h2o-gt 2h2 o2c. h2og-gt h2old. h2ol-gt
explain in molecular terms, whether evaporation rate of a liquid is constant or varied in the presence of changing ambient air pressure.
Show that the balanced equation obeys the law of conservation of mass.
Draw the major organic product formed by reaction of 3-hexyne with the following reagent: Cl2 (1mol)
If you know the balanced equtaion of a reation and the cange in concentration in one of the products or reactents, you can determinethe change in concentation of all the other products an reactants.
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