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Author Question: The pH of a 250. mL sample of a buffer solution is 9.85. If 1.0 mL of 6 M HCl is added, the pH of ... (Read 119 times)

rl

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  • Posts: 579
on: Aug 27, 2018
The pH of a 250. mL sample of a buffer solution is 9.85. If 1.0 mL of 6 M HCl is added, the pH of the resulting mixture is closest to ________.
 
  A) 0.00
  B) 1.65
  C) 7.00
  D) 9.70
  E) 10.00

Question 2

How many H+ ions can the acid, H2SO4, donate per molecule?
 
  A) 0
  B) 1
  C) 2
  D) 3

Question 3

Transaminase can be classified as a(an) ________ because its function is moving an amine group from one molecule to another.
 
  A) ligase
  B) isomerase
  C) oxidoreductase
  D) transferase
  E) hydrolase


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dyrone

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

D

Answer to Question 2

C

Answer to Question 3

D


rl

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  • Posts: 579
Reply 2 on: Aug 27, 2018
Excellent

irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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