Step 1: ClO+H2OHOCl+OH Consider the reaction mechanlsm. Step 2: Br+HOCl+HOBr+Cl Step 3: OH+HOBrH2O+BrO First identify which substance(s) isare an intermediate or cotolyst. AACKGROUND Hint Some of the substances may be neicher an intemediate or a cotalyst. Writing plaunille rextion mectuanhme: Second. Identify the net reactant(s) and product(s) in the overall reaction. Sum of elementery steps Must bve ile overal balanced equation for the resction. The rate determining step is the SLOWCSI tep in the sequence of steps leading to product formation the rate delermiling step should predict the ume rate In tor the overal instion rate liw thut is determined exprimentuly - Slow fint utep: The overall rate las ls dependent exden on the fint steg. moleculaily of the fintitep