The voltage delivered by a primary battery is: a. directly proportional to its size
b. inversely proportional to its size
c. directly proportional to the square of its size
d. unrelated to its size

The voltage delivered by a primary battery is unrelated to its size.

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.