Solid Waste Engineering
3rd Edition
ISBN: 9781305635203
Author: Worrell, William A.
Publisher: Cengage Learning,
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Question
Chapter 6, Problem 6.3P
To determine
The empirical formula for the organic fraction of refuse and the theoretical production of methane from this hypothetical compound.
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Loose refuse with no processing or compaction has a bulk density of
A lb/yd³.
Agitate the sieves by hand or by mechanical apparatus for a sufficient period. The criterion for sieving time is that, after completion, not more than 1% of the residue on any individual sieve will pass that sieve during 1 minute of continuous hand sieving.
a)what is the relationship between specific geavity and
aphalt content ?
b)what 3 sources of error can affect that relationship to
produce different results than expected
Chapter 6 Solutions
Solid Waste Engineering
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- A solid waste exhibits the characteristic of toxicity if it contains an elevated level of a toxicity contaminant. What is the purpose of TCLP test? Write down the brief procedure for carrying out TCLP test on solid samples.arrow_forwardIn determination of Hardness, If the volume of EDTA (0.02N) is 17.8 mL, the Volume of sample is 20 mL and the EW of CaCO3 is 50.Calculate the total hardness as mg (CaCO3)/Larrow_forwardAn effluent stream sample (500 mL) from a metal-working facility contains 0.52 g nickel sulphate. (i) What is the nickel concentration of this effluent stream (in mg/L)? (ii) Would you regard this concentration as suitable for discharge to the local sewage system? (iii) How much total nickel (in kg) leaves the facility per year in this stream if ~1 ML of effluent is produced?arrow_forward
- Read the question carefully and Give me right solution. The fractional collection efficiencies with weight distribution in the given particle size range. ranges are given below for collector, in percent: device A, 10-20 micron-40 percent, 20-30 micron - 64 percent, 30-40 micron - 72 percent, 40-50 micron- 80 percent, and 50-80 micron - 92percent. Determine the overall collection efficiency based on mass for device A.arrow_forwardFor the sample of solid wastes with the typical comp osition given in the following Table component Food Раper Card Plastic Textile Rubber Leath Garden Wood Glass Tin Non Ferro- Drift waste board trimmin er cans us ferrous -gs metals ashes metals bric k.etc Moisture 15 6 2 2 10 60 20 3 2 3 content % Dry 4.5 37.6 3.8 2.9 1.8 0.5 0.4 4.8 1.6 7.8 5.8 1.0 1.9 3.7 weight, Ib Determine : Moisture content of Textile (X) waste if the Overall moisture content ( 21.9 %).arrow_forward(b)Calculate the quantity of lime and soda required for softening one million litre of thefollowing sample of water. If the purities of lime and soda are 80% and 85%respectively. The impurities are Silica = 75 mg/lit. MgCl2 = 19 mg/lit. MgSO4 = 30mg/lit. CaSO4 = 68 mg/lit. MgCO3 = 884 mg/lit. CaCO3 = 120 mg/lit.(c) Discuss different chemical methods which have been used for the synthesis ofnanomaterial with special reference to temperature and solvent along with theiradvantages and disadvantages.(d) Doping can be used to increase conductivity of the substances, explain with examples.What are array and modules? Discuss their working.arrow_forward
- A waste has an ultimate BOD of 1,000 mg/L and a kL of 0.1/day. What is its 5-day BOD?arrow_forwardAccording to the Worrell and associates, the bulk density of refuse compacted in a landfill without cover ranges from__. lb/yd³. 600 to 900 750-1250 150 to 250 1200 to 1400arrow_forwardWhich parameters may have effect on the bulk density of municipal solid wastes? Explain it by giving examplesarrow_forward
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