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Author Question: Which of the following cannot act as a Brnsted base? A) HCO3- B) CO32- C) NH3 D) NH2- E) ... (Read 45 times)

clippers!

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on: Aug 27, 2018
Which of the following cannot act as a Brnsted base?
 
  A) HCO3-
  B) CO32-
  C) NH3
  D) NH2-
  E) NH4+

Question 2

Consider the reaction: H2SO3 + HCO3- H2CO3 + HSO3-
 
  a) Identify the acid, base, conjugate acid and conjugate base
  b) Identify two substances from the reaction which could be used to prepare a buffer.

Question 3

Consider the following reaction: NO2- + HCO3- CO3-2 + HNO2
 
  Identify the acid, base, conjugate acid and conjugate base.

Question 4

Which molecule is chiral?
 
  A) CH3OH
  B) CH3CH2OH
  C) CH2Cl2
  D) CHCl2Br
  E) CHFClBr


DylanD1323

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Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

a) Acid: H2SO3; Conjugate Base: HSO3-; Base: HCO3- ; Conjugate Acid: H2CO3
b) Buffers: either conjugate acid base pair

Answer to Question 3

Acid: HCO3- ; Conjugate Base: CO3-2 ; Base: NO2- ; Conjugate Acid: HNO2

Answer to Question 4

E


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