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 .  

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.