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Identify the species that is oxidized and the species that is reduced in the reaction. 2 I- + Cl2 > 2Cl- + I2
Cobalt was used as an internal standard to analyze a sample of titanium with atomic absorption spectroscopy. A mixture was prepared by combining a 4.00 mL Ti solution of unknown concentration with 3.00 mL of a 11.7 micrograms/mL solution of Co
Identify the major type of attractive force between particles of each of the following substances: a) HCl; b) MgF2; c) PBr3; d) Br2; e) NH3.
When you standardized the Sodium thiosulfate, what molarity of Na2S2O3 did you observe for each of your 3 trials.
If 4.21*10^-3 moles of Ca^2+ react with excess PO4^3- to form calcium phosphate, how many moles of the solid will form.
Calculate the percent ionization of phenol (HC6H5O) in solutions of each of the following concentrations (Ka = 1.3e-10.) (a) 0.181 M % (b) 0.482 M % (c) 0.733 M %
Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 10-8 at 700°C. 2 H2S(g) 2 H2(g) + S2(g) If 0.33 mol H2S is placed in a 4.7 L container
how much potssium chlorae is needed to produce 20.0 mL of oxygen gas at 670 mm Hg and 20 degrees celcius.
Calculate the molarity of chloride ions when HCl is added to Co(NO3)2 ? (this is the cobalt complex and chloride experiment)
the reduction of 9-fluorenone to 9-hydroxyfluorene by sodium borohydride. What is the limiting reagent in the following procedure?
Mercury and Bromine will react with each other according to the reaction: Hg (l) + Br2 (l) ? HgBr2 (s) What mass of mercury (II) bromide can be produced from the reaction of 10.0 g Hg and 9.00 g Br2? How much of the excess reagent remains at the e..
Assuming that DHo and DSo hardly change with temperature, determine the temperature in K at which the spontaneity of this reaction changes.
At 1000 K, a sample of pure NO2 gas decomposes. 2 NO2(g) ->2 NO(g) + O2(g) The equilibrium constant KP is 158. Analysis shows that the partial pressure of O2 is 0.44 atm at equilibrium. Calculate the pressure of NO and NO2 in the mixture.
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