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The equilibrium constant K for a neutralization reaction can be symbolized as Kn. Utilizing Kw Ka, and Kb values, find out Kn for the subsequent reaction at 25° C.NH3(aq)+ HCN(aq) reverse arrow sign NH+4 (aq) + CN- (aq)
How many grams of sodium lactate should be added to 1.00 L of 0.150 lactic acid ( or ) to form a buffer solution with = 4.10? Assume that no volume change occurs when the sodium lactate is added.
the actual yield of a reactant is 22 g and the theoreticaal yield is 25 g calculate the percentage yield
Use Slater's rules to calculate the shielding constant and effective nuclear charge for a 5s, 5p, and 4d electron in the tin atom. Which of these electron experience the lowest effective nuclear charge
Determine the volume of 0.235 M KOH solution required to neutralize 40 mL of 0.235 M H2SO4 sulfuric acid. The neutralization reaction is: H2SO4(aq) + 2KOH(aq) > K2SO4(aq) + 2H2O(l).
calculate the gasphase proton affinity of NH3. The lattice energy of NH4Cl may be estimated from Kapustinskii's formula using rN-Cl = 3.50 Å.
If 159 of wet is collected over water at 24 and a barometric pressure of 739 , how many grams of have been consumed? (The vapor pressure of water is 22.38 .)
A second 20ml aliquot was mixed with 10ml of 50ppm quinine solution before dilution to 100ml. The flourescence intensity of this solution was 600. Calculate the concentration in ppm in the tablet.
However, both qsolution and it can be either positive or negative numbers. Based on this a) If the solution cools down, is T a positive or negative number? Explain.
A double cheeseburger has a caloric content of 440 Cal (1Cal = 1000 cal). if this energy could be used to operate a television set, for how many hours would the following sets run
The energy change, ?H, associated with the following reaction is +81 kJ. NBr3(g) + 3 H2O(g) → 3 HOBr(g) + NH3(g) What is the expected energy change
What is the concentration of OH (in M) initially present in a 12 M NH solution? Hint: The K of NH is 1.8x10. Express your answer to two significant figures.
what would be a procedure to go by for the reaction of 2 methyl 2 octene with Hbr and what solvents could be used
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