设该10g钢样中含碳y g,这些碳在纯氧中完全燃烧,可生成x g二氧化碳.CO2 + Ca(OH)2 ==== CaCO3 ↓ + H2O44: 100x g:0.5gx = 44*0.5/100 = 0.22C + O...