Whichofthefollowingdoespaperburnin?A.CO2          B.N2 ...

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問題詳情:

Whichofthefollowingdoespaperburnin?A.CO2          B.N2 ...

Which of the following does paper burn in?

2           B.N2             C.O2             D.H2

【回答】

C

知識點:其他

題型:選擇題

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