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Classification of Matter A.2 Classification of Organic Compounds (id: 5524fe000)

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admin 发表于 2024-2-5 18:11:02 | 显示全部楼层 |阅读模式
本题目来源于试卷: Classification of Matter A.2 Classification of Organic Compounds,类别为 IB化学

[单选题]
When pentan-2-one unsblkec*o6qn1 co lqn:;xrv*( wq91z(dergoeskb vj(+-c o*wf complete combustion, carbon dioxide and water are the only products. The equation for this reaction is shown. bkj( +f- oc*vw
Pentan-2-one+a $O_2$ →b$ CO_2$+$b H_2O$
What are the values of a and b in this equation?

A. a is 7.0 ; b is 5.0
B. a is 7.5 ; b is 5.0
C. a is 8.0 ; b is 6.0
D. a is 8.5 ; b is 5.0


参考答案:  A


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