【单选题】AgCl 、 Ag 2 CrO 4 、 Ag 2 C 2 O 4 和 AgBr 的 K sp Θ 分别为 1.56×10 - 10 、 1.1×10 - 12 、 3.4×10 - 17 、 5.0×10 - 13 ,在下列难溶电解质的饱和溶液中 c(Ag + ) 最大的是: ()
【单选题】96 Rumbold Street Ayresford Hampshire W13 1PW May 19 Jetline Claims Office Jetline UK Limited 35 Manchester Road London EC2 3HD Dear Sir or Madam: 1 am writing with regard to damage to my suitcase inc...
A.
To report some lost property
B.
To claim some expenses
C.
To complain about a flight
D.
To request a copy of a form
【简答题】阅读理解。 Welcome to the United States of America 1. First (Given) name 2. Date of birth (dd / mm / yy) 3. Flight 4. Number of family members traveling with you 5. Country of citizenship 6. Purpose of vis...
【简答题】(12分) Ⅰ.已知常温下,AgCl的Ksp=1.8×10 -10 ,AgBr的Ksp=4.9×10 -13 。 (1)现向AgCl的悬浊液中: ①加入AgNO 3 固体,则c(Cl - ) (填“变大”、“变小”或“不变”,下同); ②若改加更多的AgCl固体,则c(Ag + ) ; ③若改加更多的KBr固体,则c(Ag + ) ,c(Cl - ) ; (2)有关难溶盐的溶度积及溶解度有以下叙述...
【简答题】Ⅰ.已知常温下,AgCl的K sp =1.8×10 -10 ,AgBr的K sp =4.9×10 -13 . (1)现向AgCl的悬浊液中: ①加入AgNO 3 固体,则c(Cl - )______(填“变大”、“变小”或“不变”,下同); ②若改加更多的AgCl固体,则c(Ag + )______; ③若改加更多的KBr固体,则c(Ag + )______,c(Cl - )______; (2)...
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
C.
Get ready immediately.