問題詳情
21. 若 Ag2CrO4 的 Ksp = 9.0 × 10–12 AgCl 的 Ksp = 1.6 × 10–10 現在將 50 毫升含有 Cl – 與 CrO4 2–，濃度皆為 2.0 × 10– 4M 的水溶液，與另一 50 毫升含有Ag+濃度為 2.0 × 10–2 M 的水溶液混合，則：
(A) 會生成 AgCl 與 Ag2CrO4 沉澱
(B) 只生成 AgCl 沉澱，但不生成 Ag2CrO4 沉澱
(C) 只生成 Ag2CrO4 沉澱，但不生成 AgCl 沉澱
(D) 沒有任何沉澱生成
(A) 會生成 AgCl 與 Ag2CrO4 沉澱
(B) 只生成 AgCl 沉澱，但不生成 Ag2CrO4 沉澱
(C) 只生成 Ag2CrO4 沉澱，但不生成 AgCl 沉澱
(D) 沒有任何沉澱生成
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- 3 Within the next years we will see the emergence of secure, cost-effective electronic payment syste
- 2 However, she warns that it also carries many ....... and even dangers in the office environment.(A
- 9 One of the most popular questions asked of interviewees is to explain their strengths and ........
- 9 The rise of the Internet since the ....... of the World Wide Web has provided an easy-to-use commu
- 塑化劑事件波及益生菌、果醬、加工濃縮果汁，連帶橫掃臺灣連鎖飲料店、知名食品公司，因此使得民眾對整體市售食品都產生疑慮。請問此情況與下列工業發展特色最為相關？ (A)產品規格化 (B)
- 2 Over recent years information technology has experienced an unprecedented degree of change, enabli
- 1 n. rectangular traveling bag; valise(A) suitcase (B) appointment (C) formula (D) ignorance
- 8 It is absolutely essential in an interview to give the impression at least that you are full of ..
- 8 These basic concepts ....... all modern forms of commerce.(A) overhaul (B) overspread (C) underpin
- 新聞報導播出後，相關業者都將同一批商品大量下架，幾乎是全臺搬空。業者需要採取將所有商品下架是因為下列何種工業特徵所致？ (A)產品標準化 (B)產品規格化 (C)生產自動化 (D
內容推薦
- 3 Delivering a negative message is difficult, even when it is spoken face-to-face; ....... is almost
- 1 adj. occurring on a regular basis(A) absorbed (B) novel (C) mean (D) daily
- 10 The emergence of the Internet as a general communication channel has also given ....... to the po
- 3 They can become accepted either as a result of due ....... or as a result of long term practice.(A
- 8 In 1938, Congress permitted companies to use a new ....... method, lifo, for income tax purposes.(
- 4 Those waiting for clear signs of this new age before acting will forever be destined to observe fr
- 9 Email feels private, but it's anything ........(A) at all (B) available (C) but (D) public
- 9 In 1939, the AIA recommended the phrasing, "present fairly in conformity with generally accep
- 5 The fundamental opportunity offered by the Internet is for suppliers to gain direct access to cons
- 10 Write every email for your boss's eyes: it's a great way to keep you honest and .......
- 7 If you don't consider how it will sound on the other end and take steps to shape the delivery
- 有一可逆反應 A(g) + 2B(g)→C(g) + D(g)，其平衡常數會受到下列那一因素影響？(A) 催化劑種類 (B) 總壓力 (C) A 的初濃度 (D) 溫度
- 若鹽類 ( NH4 )2SO4 溶於純水後生成 0.1 M 的水溶液，則該水溶液會呈現：(A) 弱酸性 (B) 弱鹼性 (C) 中性 (D) 強鹼性
- 如欲中和 0.1 M 的 H2SO4 水溶液 10 毫升，則需 0.1 M 的 NaOH 水溶液多少毫升？(A) 5 (B) 10 (C) 20 (D) 40
- 3 Anyone that has a business plan with a goal of e-commerce needs to ....... that business plan with
- 在 HCl 水溶液中，加入 NaOH 水溶液，則原來 HCl 水溶液的 pH 值會：(A) 上升 (B) 下降 (C) 不變 (D) 不一定
- 3 That awareness was ....... home during a recent meeting with executives of another company, suppos
- 4 "We realized very early that we could not exist purely as a dotcom," says Sal Perisano,
- 在 25 ℃ 時，甲水溶液含 [H+] = 1 × 10– 6M，乙水溶液含 [OH–] = 1 × 10–12 M，丙水溶液的pH = 3，則比較此三種水溶液酸性，由強至弱依序為：(A) 甲
- 6 Query vendors, customers, consultants and others who ....... business with companies in and around
- 假設一計算機浮點數 ( floating point numbers ) 的型式如下： 其中 S = 0 為正，S = 1 為負，C = Exponent (指數) + 16，小數點在 man
- 5 Physical stores give your customers a more convenient way to return goods and try out products — t
- 下列何種變化不是氧化還原反應？(A) 動植物的呼吸作用 (B) 金屬的生銹(C) 汽油的燃燒 (D) 酸與鹼的中和
- 7 Lindau says venture capitalists represent a fruitful source for competitive information for her be
- 2 The tax is popular with the man ......., who believes, incorrectly, that it is paid by corporation