According to EPA guidelines the permissible level for lead in drinking water is 15 parts per billion — Solutions Chemistry Question
Question
According to EPA guidelines the permissible level for lead in drinking water is 15 parts per billion (ppb). What is the maximum allowable mass of lead that could be present in 1.00 L of H2O?
A.
0.015 ng
B.
0.015 µg
C.✓ Correct
0.015 mg
D.
0.015 g
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