3. Which action will have no impact on the rate of the reaction given by the equation \mathrm{H}_{2}(\mathrm{~g})+\mathrm{Cl}_{2}(\mathrm{~g}) \rightarrow 2 \mathrm{HCl}(\mathrm{g}) ? (a) increasing the concentration of chlorine gas in
the reaction vessel (b) adding water to the reaction vessel (c) increasing the temperature of the reaction vessel (d) adding a catalyst