Environmental Science/Math

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Question #3
Determine the chemical position of organic fraction of municipal solid waste without sulfur and
water? Use the table below with the following changes: plastic, 11 percent, and garden
trimmings, 12.5 percent.
Table 11-8 Typical Composition of a 100-lb Solid Waste Sample
Component % of dry wt Moisture (%) Dry Weight (lbs)
Organic
Paper 40 6 37.6
Cardboard 7 5 6.65
Plastics 9 2 8.82
Textiles 2 10 1.8
Rubber 1 2 0.98
Leather 0.5 10 0.45
Food waste 8 70 2.4
Gardening trimmings 14.5 60 5.8
Wood 2 20 1.6
Total 84 66.1
Inorganic
Glass 6 2 5.88
Nonferrous metal 5 2 4.9
Ferrous metal 3 3 2.91
Dirt, ash, and so on 2 8 1.84
Total 16 15.53
Solution:
Table 11-8 Typical Composition of
a 100-lb Solid Waste Sample
Composition
Component % of
dry
wt
Moisture
(%)
Dry
Weight
(lbs)
C H O N S Ash

Organic ...