Blogtrottr Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決 Want free Kindle ebooks?Sign up to receive the best freebie Kindle ebook deals in your email every day. From our sponsors 國二理化,請詳解 Sep 23rd 2013, 11:19 [unable to retrieve full-text content]假設挖去的小洞體積是V 那麼挖去的質量是8.9V 公克 灌進小洞裡水銀的質量是 13.6V 公克 整個銅塊會增加141公克 所以說(-8.9V)+(13.6V)=141 4.7V=141 挖去的體積V=30 而他要問填入多少水銀 所以答案<sep/>... You are receiving this email because you subscribed to this feed at blogtrottr.com. If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions...
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