ACS CP ACS CP Environmental Chemistry & Sustainability 3

Question 1

Resource Conservation and Recovery Act (RCRA) regulates which category of waste?

Accepted Answer

Solid and hazardous waste from generation to disposal

Answer

Radioactive waste from nuclear power plants

Answer

Agricultural runoff and pesticide residues

Answer

Emissions from stationary combustion sources

Question 2

In environmental sampling, 'chain of custody' documentation is important because it:

Accepted Answer

Ensures samples remain legally defensible and uncontaminated between collection and analysis

Answer

Reduces the cost of sample analysis

Answer

Speeds up the regulatory reporting process

Answer

Determines the appropriate analytical method to use

Question 3

Which process describes the increase in concentration of a persistent pollutant at each successive trophic level in a food chain?

Accepted Answer

Biomagnification

Answer

Bioaccumulation

Answer

Bioconcentration

Answer

Bioremediation

Question 4

The primary purpose of a Material Safety Data Sheet (SDS/MSDS) Section 6 is to provide:

Accepted Answer

Accidental release measures and spill cleanup procedures

Answer

Physical and chemical properties of the substance

Answer

Exposure controls and personal protective equipment

Answer

First aid measures for overexposure

Question 5

Which analytical technique is most commonly used for measuring trace metal concentrations in environmental water samples?

Accepted Answer

Inductively coupled plasma mass spectrometry (ICP-MS)

Answer

Gas chromatography-mass spectrometry (GC-MS)

Answer

High-performance liquid chromatography (HPLC)

Answer

Fourier transform infrared spectroscopy (FTIR)

Question 6

In green chemistry, 'atom economy' was developed by which chemist?

Accepted Answer

Barry Trost

Answer

Paul Anastas

Answer

Roger Sheldon

Answer

John Warner