作者jdtrue (我又愛又恨的中指)
看板NTUEE110HW
標題[請益] 幫我室友(生技系)問的~
時間Mon Sep 25 22:15:42 2006
Question:A mole of atoms is 6.02 × 1023 atoms.
To the nearest order of magnitude, how many moles of atoms are in a large
domestic cat? The masses of a hydrogen atom, an oxygen atom, and a carbon atom
are 1.0u, 16u, and 12u, respectively.
(Hint: Cats are sometimes known to kill a mole.)
好吧,我承認提示有笑點....但我還是沒頭緒要算什麼東東....
老美真的很無聊,習題裡也有美式幽默 = =
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推 kira925:這個提示有XD到 09/25 22:28
→ jdtrue:重點是,知道暗示的笑點之後還是不會寫.... 09/25 22:39
推 lunijimmy:這種題目只要估計合理就可以了...來個成分分析吧 09/26 00:00
→ lunijimmy:再估個體重就可以算了~ 09/26 00:00
推 jdtrue:果然還是自由心證嗎....全部自己假設.... 09/26 00:06
推 Leeng:你就是你室友!!! 09/26 19:46
推 jdtrue:這本是Halliday普遍版那一本的習題,電機系沒人用這本啦XD 09/26 21:05