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Author Question: The EPA drinking water standard for toluene is 1 mg/L. What is this concentration in ppb? A) ... (Read 29 times)

shofmannx20

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on: Aug 27, 2018
The EPA drinking water standard for toluene is 1 mg/L. What is this concentration in ppb?
 
  A) 0.001
  B) 0.1
  C) 1
  D) 1000

Question 2

High-density polyethylene is composed of
 
  A) primarily linear, unbranched chains of polyethylene in a close packing arrangement.
  B) primarily highly branched, non-linear chains of polyethylene in a diffuse packing arrangement.
  C) a mixture of polyethylene and polystyrene.
  D) polyethylene with high density plasticizers added to increase density.


ms_sulzle

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

A


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