题目

—Let's go to the New Year'sthis afternoon. It's in Jenny's room.—Sounds good. A . time B . store C . party D . trip 答案:C在细菌的作用下,用氨(NH3)处理含甲醇(CH3OH)的工业废水,使其变成无毒的CO2和另一种气体A,从而消除对环境的污染,化学方程式为:6NH3+5CH3OH+12O2=3A+5CO2+19H2O,则A的化学式为(  )A.H2B.COC.N2D.NO
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