题目内容
(请给出正确答案)
[单选题]
Ca£¯S摩尔比越高,()。
A.Ca的利用率越低
B.脱硫效率越低
C.浆液pH值越低
D.氧化率越低
答案
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A.Ca的利用率越低
B.脱硫效率越低
C.浆液pH值越低
D.氧化率越低
第5题
In terms of success, the Puritans value work high because______.
A.they believe that one can gain success only through work
B.work is the best way to contribute to the society
C.the rewards from work are regarded as the sign of God's love
D.only by working hard will one become rich
第8题
A.Ca(OH)2+CO2一→CaCO3+H20
B.CaO+H2O—→Ca(OH)2+CO2—→CaCO3+H2O
C.Ca(OH)2+CO2+nH2O—→CaCO3+(n+1)H2O
D.CaO+CO2—→CaCO3