a. Choose reactions where water, H2O, acts as a Brnsted base. (Select all that apply.) 2H2O()2H2(g)+O2(g)Fe3+(aq)+6H2O()[Fe(H2O)6]3+(aq)H2O()+CN(aq)OH(aq)+HCN(aq)H2O()+HCl(aq)H3O+(aq)+Cl(aq) none of the above b. Choose reactions where water, H2O, acts as a Lewis base. (Select all that apply.) 2H2O()2H2(g)+O2(g)Fe3+(aq)+6H2O()[Fe(H2O)6]3+(aq)H2O()+CN(aq)OH(aq)+HCN(aq)H2O()+HCl(aq)H3O+(aq)+Cl(aq) none of the above c. Choose reactions where water, H2O acts as a Brnsted acid. (Select all that apply.) 2H2O()2H2(g)+O2(g)Fe3+(aq)+6H2O()[Fe(H2O)6]3+(aq)H2O()+CN(aq)OH(aq)+HCN(aq)H2O()+HCl(aq)H3O+(aq)+Cl(aq) d. Choose reactions where water, H2O acts as a Lewis acid. (Select all that apply.) 2H2O()2H2(g)+O2(g)Fe3+(aq)+6H2O()[Fe(H2O)6]3+(aq)H2O()+CN(aq)OH(aq)+HCNaq)H2O()+HCl(aq)H3O+(aq)+Cl(aq) none of the above