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Clearnote
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Junior High
Science
想問C
Science
Junior High
3 daysago
ʕ •ᴥ•ʔ
想問C
(C)將物質溶於水中觀察是否會導電/(D)將物買沿示示 將點燃的火柴靠近鹽酸與碳酸鈣產生的氣體,會發生下列何種情形? (A) 火柴繼續燃燒,產生淡藍色火焰(B)火柴繼續燃燒,沒有產生火焰 (C) 火柴熄滅,產生淡藍色火焰 (D)火柴熄滅,沒有產生火焰
Answers
霏
1 dayago
通常C會是在說氫氣 有爆鳴聲 然後有淡藍色火焰(可燃不助燃)
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