CHM328: SMART TIPS FOR STUDYING ENVIRONMENTAL CHEMISTRY

By | October 1, 2019

CHM 328 ENVIRONMENTAL CHEMISTRY 1 (COURSE OUTLINE)
  • Brief survey of air, water and land pollution, and their effects on the environment.
  • Formation and control of air pollutants.
  • Persistent organic pollutants, noise and thermal pollutions.
  • Solid wastes and their treatments.
  • Energy sources and their pollution problems

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART A

SMART TIPS FOR STUDYING ENVIRONMENTAL CHEMISTRY

– Write a concise note on Environmental Chemistry
– Enlist the Environmental Segments and discuss the 2nd Segment
– Give the composition of a clean, dry air, near the sea level in a tabular form. Report the air
– What is the altitude from earths surface where the proportions of various components of the content in ppm and standard form.
– Justify why some organic pollutants in the environment will, on the long run, persist while atmosphere remain constant’ others will dissipate.
– Discuss the different sources and effects of noise pollution.
– Why is noise pollution a relative term?
-Explain with relevant equations the phenomenon of nuclear fission and nuclear fusion.
-list the physical properties of solid waste, What are the stages involved in anaerobic digestion. Calculate the percentage of moisture content in 10g biomass if its dry weight is 7.85
– What are the risks associated with the steps operation?
– Discuss the characteristics of the major regions of the atmosphere
– Write information notes on radiation balance of the earth
– Chemical species and particulates present in the atmosphere
– What is Greenhouse effect?
– What are its effects and consequences?
– Discuss with examples the various chemical and photochemical reactions taking place in the atmosphere and their consequences.
– With the aid of equations explain formation and depletion of ozone in the atmosphere

– Differentiate between atmospheric window and ozone hole
– Discuss the impact of Global warming
– List types of pollution and classify air pollutants,
– Define the terms organic pollutants
-Why are certain classes of organic pollutants referred to as persistent organic pollutants?
– Write a short note on the following examples of persistent organic pollutants
.Dioxins
. Polycyclic aromatic hydrocarbon
-What are the major causes and impact of thermal pollution?
– What is noise pollution and why is it important to study noise pollution?
– Explain how noise pollution can be controlled?
– What is thermal pollution and how can it be controlled?
– What are the sources of organic pollutants in the environment?
– Why is thermal pollution of concern in the aquatic environment ?
– List any six (6) out of the 16 priority polycyclic aromatic hydrocarbons recognized by the USEPA.
– What are the characteristics of solid wastes? Briefly discuss the important objectives of solid waste management.
– List the important control parameters for an optimum composting operation. Discuss the different steps in composting operation. What are the merits of composting as a solid waste treatment process?
– What are the criteria to be satisfied in sitting an ideal sanitary landfill’? Discuss the advantage and problems associated with sanitary landfill. Using appropriate equation, explain the effect of sanitary landfill on groundwater.
– A city waste management agency has the following to construct a sanitary landfill: Population: 38,000; Generation/capita/day: 0.23 kg/capital/day; Average density of the waste: 120 kg/m3. What is the volume of a landfill needed by the agency if it will be used for one month?
– Classify energy resources and discuss with examples their fundamental class. Which of the examples is the basic energy resource? Give reason for your answer.
– Although, hydroelectric power is basically a non-polluting renewable energy source but if is Still associated with serious problems. Justify the statement.
– What is the importance of coal conversion to an environmental chemist? With appropriate equations, describe the first step of coal conversion and identify the products.
– Discuss the environmental problem of coal mining process.

READ:  CHM345: EVERYTHING YOU NEED TO KNOW ABOUT APPLIED SPECTROSCOPY

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART B

SMART TIPS FOR STUDYING ENVIRONMENTAL CHEMISTRY

– Explain Environmental Chemistry.
-Enlist the environmental segments and explain the last one
-in a tabular form, present the composition of clean dry air near sea-level in parts per million (Ppm)
-list and explain the chemical species and articulates present in the atmosphere
-Why are certain classes of organic pollutants referred to as persistent organic pollutants?
-Give the general molecular structures for the different classes of dioxins
-list three (3) out of the 16 priority polycyclic aromatic hydrocarbon recognized by the USEPA
-Why is thermal pollution of concern in the aquatic environment?
-Which of the examples is the basic energy resource? Give reason for your answer.
– Define energy, classily energy resources and discuss with examples their fundamental class.
– Discuss the environmental and economical advantages of solid waste recycling. What is the specific challenge of the method?
-A city SWM agency disposes 89 tons of waste per day by land filling and a recycling company picks up 25 Tons of plastic component of the waste per day. What is the recycling efficiency (%) and generation rate of the city per week?

READ:  CHM329: PRACTICAL ANALYSIS WITH REPORT ON ORGANIC CHEMISTRY

-What is environmental Chemistry?
-How many segments are in the environment? List them and discuss the one that is related to solid earth
-Write short note on lapse rate
-In a tabular form describe the composition (in ppm and in standard form) of clean, dry air, near sea level
-What is noise pollution and why is it important to study noise pollution?
-Enumerate and explain the different sources of noise pollution.
-A city with population of 73,380 generated municipal solid waste of 0.41 kg/capital /day with average density of 420kg/m2 Calculate
.The generation rate in kg/day
.Volume of landfill required/day
.Volume of landfill required/week, If 25% of the tolal weekly generation is diverted for recycling
-What are the important objectives and consideration of solid waste management? -Discuss any one of the considerations.
-Discuss the characteristics of the major regions of the atmosphere
-Explain the various mechanisms of energy transfer which help in maintaining the earth’s radiation balance
-Justify the fact that the size and chemical characteristics of particles in the atmosphere are more significant than their concentration
-Write concise note on the followings:
.Acid rain
.Greenhouse gases
.Ozone hole
-What are the effects of noise pollution?
-Why is noise pollution a relative term?
-Explain how noise pollution can be controlled?

-What is thermal pollution?
-What are the causes of thermal pollution?
-What are the best strategies to curb the menace of thermal pollution?
-Why is thermal pollution of concern in the aquatic environment?
-Why are some organic compounds of concern in the environment and others are not?
-How are solid wastes classified? State any two classes with examples
-Write a balance equation to show the reaction of water with the CO, gas generated during anaerobic decomposition of organic matter in landfill. What is the effect of the product on soil minerals and how does it affect groundwater?
-Describe the thermal process as a method of solid waste treatment; State the advantages and disadvantage of the process on the environment.
-Write concise operational notes on any two of the following:
.Fossil fuel
. Tidal power
. Geothermal energy
-Describe the generation of nuclear fuel with appropriate equation.
-Define gas flaring and state five (5) potential pollutants from the process
-In a tabular form, differentiate between renewable and non- renewable energy

 

 

 

 

IF YOU FIND THIS MATERIALS HELPFUL PLEASE SHARE AND  DROP A COMMENT TO HELP US KNOW HOW WE CAN SERVE YOU BETTER.

THANKS .

 

 

Leave a Reply

Your email address will not be published. Required fields are marked *