Question 52 For an organic chemical of interest, the \"dimensionless\" Henrys La

Question

Question 52

For an organic chemical of interest, the "dimensionless" Henrys Law constant is 5 = c_air/c_water A system has 10 mL of air and 5 mL of water. What is the fraction of the chemical in the air in this system? For the system for the above problem, some soil is added that has no organic carbon (OC). Based on how we considered partitioning to soil to occur, will the fraction of the chemical in the air go up, go down, or remain unchanged? Why? What is the main characteristic of a "Level I Fugacity" Box Model? Endocrine disruption in the environment seems to be acting mostly in which gender direction? List THREE ways that a chemical can act as an "endocrine disrupter" Why is it difficult to be sure whether humans are experiencing endocrine disrupting effects from the chemicals in our environment, and how is the situation for fish living if waters affected by discharged treated sewage different in that regard? What is "BPA" and what has it been used for?

Explanation / Answer

The ere are the following three ways that a chemical can act as "endocrine disrupter"

It can be used to

1.control fertility (birth control pills),

2.to treat cancer (corticosteroids), and

3.to treat psychiatric disorders and other medical conditions.

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