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
15. 已知無水 CuSO4 對水溶解度 80℃為 60 克/100 克水,30℃為 25 克/100 克水,原子量 Cu = 64 、S = 32、O = 16。今取 80 克 80℃飽和溶液冷卻至
問題詳情
15. 已知無水 CuSO4 對水溶解度 80℃為 60 克/100 克水,30℃為 25 克/100 克水,原子量 Cu = 64 、S = 32、O = 16。今取 80 克 80℃飽和溶液冷卻至 30℃有幾克 CuSO4.5H2O 析出?
(A) 17.5
(B) 20.8
(C) 25.6
(D) 31.8
(E)33.8
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(2),D(2),E(0)
上一篇 :
【題組】73. What happened when Kaguri first told people he wanted to open a school?(A) He had the suppor
下一篇 :
【題組】19. (A) in (B) for (C) under (D) at
資訊推薦
【題組】74. What did Kaguri NOT give to the students at his school?(A) Healthy food.(B) Supplies for sch
【題組】20. (A) Moreover (B) Nevertheless (C) On the contrary (D) Consequently
【題組】21. (A) be born (B) were born (C) who being born (D) born
【題組】30. (A) it is how (B) which is why (C) that is why (D) it is why
[B]Every time I watched Bizarre Foods on Travel and Living Channel (TLC), I used to cringe my nose a
【題組】39. (A) anything (B) something (C) one thing (D) nothing
【題組】31. (A) , where (B) where (C) , which (D) which
【題組】49. When Mrs. Keaton went back home, the house____ .(A) has been tidying up (B) has been tidied
【題組】23. (A) For starters (B) For instance (C) To be frank (D) In sum
【題組】40. (A) As a result (B) In addition (C) However (D) Therefore
【題組】59. Whenever Sally gets nervous, she ____her hair around her fingers.(A) recovers (B) inspires (
3.南韓產業發展為取得前瞻性,南韓學者表示:「這個時代,英語是必須,第二外語是優勢;以越南語為例,越南是東協中具潛力的新興國家,南韓看準越南的潛力,因此目前在越南各知名大學都有上百名留學生。」請問南韓
【題組】50. Sandy stayed up late last night to prepare for the exam, ____some of her classmates.(A) and
【題組】24. (A) which (B) those (C) one (D) that
[D]This spring, pilots around the world will gather in Austria for the Red Bull Paper Wings World Fi
【題組】60. Mr. Brown is old, but he is young____.(A) at heart (B) by heart (C) from heart (D) with hear
【題組】32. (A) which (B) on which (C) where (D) in that
IV. Vocabulary (10%)【題組】51. It pays to read as often as you can, for reading is quite____.(A) maximu
【題組】25. (A) hunching (B) hunched (C) hunch (D) hunches
【題組】42. (A) out of (B) instead of (C) caused by (D) as well as
4. 赤道一帶的東南亞冬、夏盛行風向常呈現風向偏轉的現象。東南亞的環境問題中以森林破壞尤其嚴重,除砍伐外,在風向及農業發展下也引發嚴重空氣汙染,其中蘇門答臘造成新加坡及馬來西亞的霾害最可能是來自哪一區
【題組】33. (A) good-adapting (B) good-adapted (C) well-adapting (D) well-adapted
【題組】52. I lost my wallet on my way to school.____ , someone found it.(A) Specifically (B) Mentally (
【題組】26. (A) contains; made (B) contained; making (C) containing; made (D) containing of; made
【題組】43. (A) rob (B) escape (C) fold (D) dismiss