91Ó°ÊÓ

Refer to the periodic table and state the atomic mass (in amu) of one atom for each of the following metals: (a) lithium (b) titanium (c) gold (d) bismuth

Draw a diagram showing an effective collision orientation between a hydrogen molecule and a bromine molecule.

State the effect on the rate of reaction for each of the following: (a) increase the concentration of a reactant (b) increase the temperature of the reaction (c) add a metal catalyst

State the effect on the rate of reaction for each of the following: (a) decrease the concentration of a reactant (b) decrease the temperature of the reaction (c) add an acid catalyst

The Contact Process uses a metal catalyst to produce sulfur trioxide gas for the manufacture of sulfuric acid. Does the catalyst increase the amount of sulfur trioxide gas? Explain.

The Haber Process uses a metal oxide catalyst to produce ammonia gas. Does the catalyst increase the amount of ammonia gas? Explain.

Draw the energy profile for the following exothermic reaction: $$\mathrm{H}_{2}(g)+\mathrm{Cl}_{2}(g) \rightleftarrows 2 \mathrm{HCl}(g)$$

Draw the energy profile for the following endothermic reaction: $$\mathrm{H}_{2}(g)+\mathrm{I}_{2}(g) \rightleftarrows 2 \mathrm{HI}(g)$$ Label the axes Energy and Progress of reaction and indicate the reactants, products, transition state, activation energy, and energy of reaction.

State the effect of a catalyst on the energy of activation, \(E_{\text {act }}\)

State the effect of a catalyst on the heat of reaction, \(\Delta H .\)