单项选择题
A.10B.20C.30D.40
A.CO+H2S→COS+H2B.2CO+H2S→2COS+H2OC.CO+S→COSD.CO+2S→2COS
A.64.32kPaB.70.56kPaC.75.12kPaD.80.66kPa