agents

  1. M

    Gelling Agents

    Hi dear all, I have a question about gelling agents. Does anybody have any information about gelling agents that are used for acids?
  2. B

    Oxidizing agents in natural waters

    I have the following question to complete for an assignment: Iron (III) hydroxide can act as an oxidizing agent as indicated by the half reaction Fe(OH)3 +3H3O+ + e-Fe+2 +6H2O Eo = 1.005 V (a) Assuming pH7, can the oxidation of NH4+ to NO3- be affected by this reaction in the natural waters...