Balance the following redox reactions: a) PbO2(s) +I-(aq) →Pb2+(aq) +I2(s) in a

Chemistry
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Balance the following redox reactions:

a) PbO2(s) +I-(aq) →Pb2+(aq) +I2(s)  in acidic solution.

b)MnO4-(aq) + Br-(aq)→ MnO2(s) + BrO3-(aq) in basic solution

May 13th, 2015

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May 13th, 2015

A 20 ml sample of 0.105 M CH2COOH (acetic acid) is titrated with 0.125 M NaOH. Calculate the pH at the following points:

a) ¼ of the equivalence point

b) The equivalence point

  


can you answer this for me too. thank you so much i really appreciate it 

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May 13th, 2015

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