Consider a binary acid, represented as ha, in which one or more ionizable h atoms are bonded to one additional element. ha is not an oxoacid.

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness

Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)