[請問] 丙烯比水重??:Realtime－new htc one開箱,htc手機評價,htc手機比較,htc手機遊戲,htc手機維修,htc手機價位,htc手機推薦,htc手機鈴聲,中華電信htc手機,htc手機截圖,亞太htc手機,

Blogtrottr

批踢踢實業坊 ask 板

[請問] 丙烯比水重??

Aug 3rd 2014, 21:03, by griffey71

作者griffey71 (griffey)

看板ask

標題[請問] 丙烯比水重??

時間Sun Aug 3 21:03:29 2014

各位好小弟離高中化學實在很遠了丙烯化學式C3H6 分子量42 水H2O 分子量18 丙烯應該比水重阿為什麼有些媒體說丙烯比水重消防車灑水丙烯浮在水上隨水到處流造成大爆炸如果看分子量應該比水重阿請版上化學專長的朋友我觀念是否有錯?? 謝謝 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 220.132.55.250 ※ 文章網址: http://www.ptt.cc/bbs/ask/M.1407071013.A.822.html

→ zazazas:今天看關鍵常做化學咖啡的那個說只有0.8 08/03 21:05

※ 編輯: griffey71 (220.132.55.250), 08/03/2014 21:07:44

→ Schottky:液態 0.6, 氣態 0.00181, 常溫常壓下是氣態 08/03 21:09

→ Schottky:而且你忘了密度和體積也有關係了... 08/03 21:10

This entry passed through the Full-Text RSS service — if this is your content and you're reading it on someone else's site, please read the FAQ at fivefilters.org/content-only/faq.php#publishers.

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