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The subsequent reaction has a Kc = 1.20 x 10-6 at 300 K. If the initial concentrations of Ao = 0.200 M and Bo = 0.100 M, Define what is the equilibrium concentration of C? A+B -><- 2C
the thermal decomposition of n2o5 obeys first order kinetics.at 273k a plot of lnn2o5 vs. t gives a slope of -5.34
In column chromatography portion of the Friedel-Crafts acylation of ferrocene, why is ferrocene yellow, acetylferrocene orange-red, and diacetylferrocene dark. What accounts for the color differences.
Part A: Thymolphthalein is an indicator that changes color over a range from pH = 9.3 to pH = 10.5 . What is Ka of thymolphthalein. Part B: Alizarin yellow R, Ka=7.9x10^-12, is yellow in its protonated form (HX) and red in its ionized form (X-)
Given the two reactions: PbCl2 Pb2+ + 2Cl-, K1 = 1.80*10^-10, and AgCl Ag+ + Cl-, K2 = 1.19*10^?4, what is the equilibrium constant K final for the following reaction PbCl2 + 2Ag+ 2AgCl + Pb2+
Differentiate between alkenes and alkynes, cis isomers and trans isomers. Describe how cis- trans isomers
What is the concentration of the sodium ion (in M) in a solution of 0.681 M sodium chloride
10.08g of potassium chlorate, KClO3 is heated to decomposition according to the following equation. How many grams of O2 gas will be produced?
calculate the pressure difference in kPa between the points when (a) water is flowing through the pipeline, and (b) also when air at atmospheric pressure and 20oC with a density of 1.20 kg/m3 is flowing in the pipeline.
Mendeleev ordered the elements in his version of the periodic table on the basis of atomic masses instead of their atomic numbers. why
If a typical antacid tablet contains 2.0 g of sodium hydrogen carbonate, how many moles of carbon dioxide should one tablet yield?
A reaction has the stoichiometry A + B + C ? P. The concentration of P one minute after mixing the reactants is measured for various initial concentrations of reactants
Derive an expression for (δU/δV)T for a gas that obeys the van der Waals equation of state.
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