code: @Override
      public void setReactionSet(IReactionSet sor) {
          if (this.setOfReactions != null) this.setOfReactions.removeListener(this);
          this.setOfReactions = sor;
          if (this.setOfReactions != null) this.setOfReactions.addListener(this);
          notifyChanged();
      }
docs: Sets the ReactionSet contained in this ChemModel.
  
  @param sor the ReactionSet to store in this model
  
  @see       #getReactionSet