Chemistry Practice Problems ppm Practice Problems Solution: A 2.90 L sample of water contains 217.5 μg of Lead...

Solution: A 2.90 L sample of water contains 217.5 μg of Lead (II) ions. Calculate the concentration of lead in ppm.A) 7.5 X 10‐1 ppmB) 7.5 X 10‐2 ppmC) 7.5 X 10‐3 ppmD) 7.5 X 10‐4 ppmE) 7.5 X 10+4 ppm

Problem

A 2.90 L sample of water contains 217.5 μg of Lead (II) ions. Calculate the concentration of lead in ppm.

A) 7.5 X 10‐1 ppm
B) 7.5 X 10‐2 ppm
C) 7.5 X 10‐3 ppm
D) 7.5 X 10‐4 ppm
E) 7.5 X 10+4 ppm