Which of the following combinations cannot produce a buffer solution? Select all that apply. NH3 and (NH4)2SO4HNO2 and KNO2HOCl and NaClH2SO4 and Na2SO4HClO4 and NaClO4HF and NaFHCN and LiCNNH4Cl and NaOH

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

bcde is the incorrect answer it is a