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At 25°C, K = 0.090 for the following reaction.
H2O(g) + Cl2O(g) reverse reaction arrow 2 HOCl(g)
Calculate the concentrations of all species at equilibrium for each of the following cases.
(a) 1.0 g H2O and 2.1 g Cl2O are mixed in a 1.4-L flask.(b) 1.1 mol pure HOCl is placed in a 2.5-L flask
Provide a molecular-level explanation for why the absorbance of light increases as the concentration of dissolved food dye in a solution increases.
A stellar object is emitting radiation at 3.75 mm. If the detector is capturing 3.3*10^8 protons per second at this wavelength, what is the total energy of the photons detected in one hour
Consider the substitution reaction of H2S-BH3 with NH3, which generates two product molecules (ignore the states of matter), assuming that no species exceeds the octet rule. Given the following information:
A buffer solution is prepared by dissolving 1.50 g each of benzoic acid, C6H5CO2H, and Sodium Benzoate, NaC6H5CO2, in a 150.00 ml of solution. The Ka for benzoic acid = 6.3E-5.
2ZnS + 3O2 = 2ZnO + 2SO2 how many moles of Zno are produces when 32 gms of oxygen is allowed to react with an excess of ZnS?
A mixture of lipids is applied to a silica gel column, and the column is then washed with increasingly polar solvents. The mixture consists of phosphatidylserine, phosphatidylethanolamine, phosphatidylcholine, cholesteryl palmitate
A solution of a specific vitamin has ?max = 251nm and a concentration of 4.79x10^-7M. The absorbance of the solution at 251 nm is A = 0.175. What is the molar absorptivity of the vitamin at 251nm
what happens when acetate ion reacts with mercuric chcloride? explain with reactions?
If one pipet volume of each of the following pipets (2, 5, 10 mL) of a 2.56x10-1 M sample are added to a 25 mL volumetric flask and it is filled to the line with water and well mixed, what is the concentration of the resulting solution?
An enzyme-catalyzed reaction produces a product that has a maximum absorbance at 412nm. The extinction coefficient is 4000M^-1cm^-1, A l0 to-l dilution of the enzyme is made and 20 u.L of the dilution are put into a cuvette with 80 ul of water and..
Why do you wash the ether layer with sodium carbonate? 4. Why is this experiment more expensive than the Fisher esterfication process? When is this method perferred?
Give a definition of the ?outer. Explain what structural features of the solvent contribute to the value of this term.
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