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II. What is the Kb for NO2, the conjugate base of nitrous acid? What is the pH of a 0.050 M solution of NaNO2? If

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II. What is the Kb for NO2, the conjugate base of nitrous acid? What is the pH of a 0.050 M solution of NaNO2? If 0.05 moles of sodium formate (NaHCOO) are added to 1 liter of the 0.050 M NaNO2 solution, what will be the concentration of formic acid in the solution at equilibrium (assume the total volume is the same)

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