ОХ251 Please e-mail, and the material balance of the fo

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251. Please e-mail, and the material balance of the following reactions:
KMnO4 + Na2SO3 + KOH  K2MnO4 + Na2SO4 + H2O
H2SO4 + H2S  S0 + H2O
P + KOH + H2O  KH2PO4 + PH3 
KMnO4 + Na2SO3 + H2O  MnO2 + Na2SO4 + KOH.

Additional information

Tasks performed in Microsoft Word, typed in the formula editor MathType (if formulas are unreadable signs, then you need to install the editor); files are archived WinRAR.


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