Q: Assume a rough estimate of MSW composition is as follows:   % by weight Moisture content (%) Paper (assume dry mass all cellulose, C6H10O5) 40 8% Glass 10 - Steel 10 - Aluminum 10 - Food waste (assume dry mass all sugar, C6H12O6) 30 80%   a) If 20,000 metric tonnes of this waste is for anaerobic digestion, how much methane gas would theoretically be produced? b) If 20,000 metric tonnes of this waste is for aerobic composting. How much oxygen would theoretically be demanded?

Question

Q: Assume a rough estimate of MSW composition is as follows:

 

% by weight

Moisture content (%)

Paper (assume dry mass all cellulose, C6H10O5)

40

8%

Glass

10

-

Steel

10

-

Aluminum

10

-

Food waste (assume dry mass all sugar, C6H12O6)

30

80%

 

a) If 20,000 metric tonnes of this waste is for anaerobic digestion, how much methane gas would theoretically be produced?

b) If 20,000 metric tonnes of this waste is for aerobic composting. How much oxygen would theoretically be demanded?

 

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