how i can determine % of hydrogen peroxide in a solution ?
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you can use titration with KI acording equation:
2KI + 2HCl + H2O2 = 2KCl + 2H2O + I2
Equation of reaction with KMnO4 is:
2KMnO4 + 3 H2SO4 + 5 H2O2 = K2SO4 + 2 MnSO4 + 8H2O + 5 O2
From amount of KI or KMnO4 you can calculate amount of hydrogen peroxide...
2KI + 2HCl + H2O2 = 2KCl + 2H2O + I2
Equation of reaction with KMnO4 is:
2KMnO4 + 3 H2SO4 + 5 H2O2 = K2SO4 + 2 MnSO4 + 8H2O + 5 O2
From amount of KI or KMnO4 you can calculate amount of hydrogen peroxide...
nermeen:
do you know how i can calculate it practical ?
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