Which of the followowing does paper burn in?A.CO2

发布时间:2021-02-22 09:26:00

Which of the followowing does paper burn in?A.CO2 B.N2 C.O2 D.H2

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纸能下面哪一个中燃烧?
C.O2 氧气.
======以下答案可供参考======
供参考答案1:
C.O2
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