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
10.0某一元醇 9.6 克與足量金屬鈉反應所生之氫氣在 25 ℃、1 atm 時為 1.96 升,則此醇之分子式為何? (A) CH3OH (B) C2H5OH (C) C3H7OH (D) C4H
問題詳情
10.0某一元醇 9.6 克與足量金屬鈉反應所生之氫氣在 25 ℃、1 atm 時為 1.96 升,則此醇之分子式為何?
(A) CH3OH
(B) C2H5OH
(C) C3H7OH
(D) C4H9OH。
參考答案
答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
上一篇 :
53. My brother always ____ doing everything . There seems to be no word called “hurry” in his dictio
下一篇 :
79. Ruth is so c_____e that she would sacrifice everyth ing to be more successful than others.
資訊推薦
【題組】30. 所得到的溶液 M,由乙圖的分液漏斗慢慢滴下,取得純水,試問乙圖中的物質 X 應該是下列的哪一種物質?(A)酸鹼中和試劑 (B)陰離子交換樹脂 (C)矽膠 (D)細砂。
【題組】63. What do the presidents of LA community colleges worry most?(A) Students’ academic performanc
54. NASA decided to get another 747 SCA for the reason that if one is ___, the other can be used.(A)
11.0下列各反應,何者有誤? (A) C2H5Br(乙醇)+KOH→CH2=CH2+KBr+H2O (B) +3Cl2(足量) (C) CH2=CH2+Cl2 → CH2ClCH2Cl (D)
VIII. Translation (7%) 請依提示作答 ,否則不予給分.80.雖然她很仔細 ,她還是忘了帶作業到學校。 (...as...., ........) 3%
71. Cell phones now have so many f_____________ns that they are sometimes not easy to operate.
【題組】64. Which of the following statements abou t the college freshmen mentioned above is NOT true?(A
55. “Never put off until tomorrow what you can do today. So, young men, be sure to ___ your papers b
19.在授乳的過程中,乳腺的發育、乳汁的分泌、乳汁的排出,分別受到下列哪些激素的作用? (A)動情素、催產素、催乳素 (B)助孕素、催產素、催乳素 (C)助孕素、催乳素、催產素 (D)催乳素、助孕素、
81.雖然紫色讓人聯想到皇室,但是偏愛紫色的人也可能很挑剔且難以理解。(While~ ) 4%
72. The s____________t of the robbery is still at large. The police searched here and there in the m
VII. Vocabulary (15%,每題 1分)65. The drunken driver gave the family of the victim a large sum of money
VI. Reading Comprehension 閱讀測驗 (18%,每題 2分)A.Five years ago, David Smith wore an expensive suit to wo
20.下列何組的配對不具有負回饋? (A)副甲狀腺素-血鈣 (B)胰島素-昇糖素 (C)催產素-催乳素 (D)促甲狀腺素-甲狀腺素。
一、翻譯:請將下列中文段落翻譯成英文,英文段落翻譯成中文。【題組】⑴近幾十年來臺灣首次被美國國務院納入,成為合作培訓華語外交人才地區。20 名來自全美各地大學精英學生在臺南成功大學開訓,展開為期八週的
73. Your writing is easy to read but still has some room left for i______t.
66. We complained to the police about the noise our neighbor made, and they came to deal with it wit
【題組】57. David Smith wears casual clothes now, because _______ __.(A) they make him feel at ease when
23. 化學電池都是利用氧化還原反應的原理,將化學能轉變為電能的裝置。常用的化學電池有錳乾電池、鉛蓄電池、水銀電池、鎳鎘電池、鹼性電池、鋰電池及使用氧氣與氫氣為原料的燃料電池。下列有關化學電池的敘述,
24. 海洋生態系依水深和潮汐等因素,可分為附圖中 A、B、C、D 四個區域。下列相關敘述何者正確?【題組】24(A) A 區-動物在退潮時皆會遷移至海水中,藉此因應漲退潮時的環境變化 (B) B 區
74. Continuous rising oil prices often lead to eager development in alternative energy s____es, such
67. Despite the effort the police made, it seemed that the lost diamond just v______________ed witho
24. 已知25 ℃、l atm時,2 H2(g) + O2(g) → 2 H2O(g) + 484千焦;2 H2(g) + O2(g) → 2 H2O(l) + 572千焦,同狀況下由1 H2O(l
二、多重選擇題:31. 甲、乙兩圖為某純物質的三相圖及受熱曲線圖,下列各項敘述,何者正確? (A)甲圖中之Ⅰ、Ⅱ、Ⅲ與乙圖中之①、③、⑤,均分別代表固相、液相、氣相 (B)甲圖中 A~E 相當於乙圖中
2、 複選題(每題6分)25. 下列哪些電池是不可以再充電的?(A)鎳鎘電池(B)乾電池(C)水銀電池(D)鉛蓄電池(E)銀電池