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college chemistry

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What is the pH of the solution obtained by diluting 500 mL of 0.0200 M NH3 (aq) to 1.000 L ?

  • college chemistry -

    NH3 + HOH ==> NH4^+ + OH^-

    Kb = (NH4^+)(OH^-)/(NH3)
    This problem is like the CH3NH2 problem I worked for you. The only difference is that it is a diluted solution. The new concn of NH3 is 0.0200 M x (500/1000) = ??

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