Which of the following series of elemental symbols lists a nonmetal, a metal, and a metalloid? (a) ca, cu, si (b) k, mg, b (c ) br, ba, ge (d) o, na, s (e) ag cr, as

(C) Br, Ba, Ge

Explanation:

Here in option (c) Br which is symbol of bromine is a nonmetal bromine is generally found in liquid form the second element Ba which is symbol of barium is a metal and the third element which is Ge germanium is a Metalloid so option (C) will be the correct answer as it list metal nonmetal and metalloid .  

i believe it is a.) released into

explanation:

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates