Chemistry
Senior High
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這題E選項為什麼是對的
⺾1.於25℃,將0.1莫耳丁烷與過量的氧氣在固定體積的容器內完全燃燒。燃燒後,溫度回復至
25℃,則下列有關此反應之敘述,哪些正確?
(A)需消耗氧氣0.9莫耳(B)可產生0.5莫耳的H,O (C)可產生0.4莫耳的CO
(D)燃燒前後,分子數目不變 (E)燃燒後,容器內的壓力會降低。
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