題庫堂
檢索
題庫堂
首頁
數學
英文學習
政治學
統計學
經濟學
藥理學
中醫藥物學
財政學
法學知識
公共行政
警察學
BI規劃師
財務管理
公共衛生學
工程經濟學
電力電子學
當前位置:
首頁
14. 某烯類 1 莫耳完全燃燒時,產生 3 莫耳的二氧化碳和 3 莫耳的水,則關於此烯類的敘述,何者正確? (A)化學實驗式為 CH3 (B)分子量為 42 (C)含 H 的重量組成為 20% (D
問題詳情
14. 某烯類 1 莫耳完全燃燒時,產生 3 莫耳的二氧化碳和 3 莫耳的水,則關於此烯類的敘述,何者正確?
(A)化學實驗式為 CH3
(B)分子量為 42
(C)含 H 的重量組成為 20%
(D)完全燃燒 1 莫耳該分子至少需 6 莫耳的O2
參考答案
答案:B
難度:
計算中
-1
書單:
沒有書單,新增
上一篇 :
12. 將鋅片置入硫酸銅溶液一段時間後,可觀察到鋅片溶解而析出銅。關於此反應的敘述,何者正確? (A)此為化合反應 (B)此為取代反應 (C)此為分解反應 (D)鋅的活性小於銅
下一篇 :
15. 下列那一個化合物不具順式和反式異構物? (A) 1-butene (B) 2-butene (C) 2-hexene (D) 1-chloropropene
資訊推薦
16. 下列何者是不能水解的碳水化合物? (A)麥芽糖 (B)乳醣 (C)蔗糖 (D)果糖
17. 多巴胺(4-(2-Aminoethyl)benzene-1,2-diol)是一種重要的神經傳遞物質,可影響一個人的情緒。請問多巴胺為幾級胺?(A)一級 (B)二級 (C)三級 (D)四級
18. 若將下列物質置入透析袋內並浸在蒸餾水中,則那些會由袋內流至蒸餾水中?a. NaCl 溶液 ; b. 丙胺酸溶液 ; c. 澱粉溶液(膠體) ; d. 尿素溶液(A) a (B) abc (C)
4. If you want to express _____ to people who have helped you, there are many ways to do that, such
2. If the damage is not _____, then people probably won’t know it exists.(A) instilled (B) absorbed
3. After struggling financially for two years, the owner of the company finally filed for _____.(A)
6. I have prepared you an omelet and _____ some salad for brunch.(A) me (B) myself (C) mine (D) ones
5. Janet tried to _____ the pencil marks on her paper so others would not see what she wrote on it.(
7. I had no idea that this dinner would be so expensive – you _____ me.(A) could be warning (B) migh
三、克漏字測驗【請依照段落上下文意,選出最適當的答案】 A plug-in hybrid car is similar to a conventional hybrid car—both us
8. I don’t like this weather. It _____ raining on and off since Tuesday.(A) had been (B) was (C) wou
9. _____ the potential long-term health risks, it might be better to cut back on the use of bleach a
10. The company said they have donated at least _____ of their earnings to charity.(A) two-fifths (B
【題組】12. (A) justly (B) lightly (C) solely (D) finally
Everyone from nine months to ninety-nine years old is finger swiping these days, and children are gr
【題組】13. (A) as much as (B) go over (C) on notice (D) far away from
【題組】14. (A) changed (B) equivalent (C) subject (D) resistant
【題組】15. (A) separation (B) division (C) calculation (D) reduction
【題組】17. According to the passage, which of the following is the best way to encourage children to dr
【題組】18. Why does the author mention LEGO in the second paragraph?(A) To emphasize the high cost of e
【題組】19. What can be inferred from the passage?(A) Finger swiping is more suitable for adults than ch
【題組】20. Which of the following will the author most likely agree with?(A) Technology is more efficie
1. 組合型基金至少需投資幾檔子基金?(A)2 檔 (B)3 檔 (C)5 檔 (D)8 檔
24. 四邊形ABCD中,E 為 的中點, 交 於 F, 則k✕(△ACD的面積) =△ABC的面積,求k 之值為(A) 2(B) 3(C) 4(D) 5
22.在一密文中,BEAM 寫成 5%&K,COME 寫成$7 K%。請問 MACE 會寫成下列何選項?(A) K&%$ (B) K5$% (C) K&$% (D) K7%$