問題詳情
4.The waste gas from a process of 1000 g mol/h of CO at 573 K is burned at 1 atm pressure in a furnace using air at 473 K. The combustion is complete and 50% excess air is used. The flue gas leaves the furnace at 1273 K. Calculate the heat removed in the furnace.
Mean molar heat capacities of CO, O2, CO2, N2 and Air are 29.60，33.25，49.91，31.43 and 29.40 kJ/kg mol • K，respectively. (25%)
參考答案
答案：B
難度：非常簡單0.950175
統計：A(1),B(1087),C(24),D(19),E(0)