At constant temperature and pressure, the coefficients for gaseous species in a valences chemical reaction can be interpreted as? 1) grams 2) pressure 3) volume 4) atoms

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.

the answer is d.) potassium