Question

phosphoric acid

correct

part g

provide the name of the oxyanion of the acid ( h_3po_4(aq) )

spell out the full name of the ion.

phosphate

correct

part h

name the acid ( hcl(aq) )

spell out the full name of the acid,

Explanation:

When naming acids, if the acid is in aqueous solution ($\ce{HCl(aq)}$), for binary acids (composed of hydrogen and one other non - metal element), the naming rule is: hydro - (prefix) + stem of the non - metal element+ - ic (suffix)+ acid. The non - metal element in $\ce{HCl}$ is chlorine. The stem of chlorine is "chlor".

Answer:

hydrochloric acid