達平衡時,測得A之濃度為4M,則C在反應前之莫耳數為多少?
ANS:12 請詳解,說明 THANKS !!
更新1:
可否幫忙解答另一問題: http://tw.knowledge.yahoo.com/question/question?qid=1512122601246 謝謝!!!!!!!!!!!!!!!!!!!!!!!!!!!