A tank containing both HF and HBr gases developed a leak. The ...

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A tank containing both HF and HBr gases developed a leak. The ratio of the rate of effusion of HF to the rate of effusion of HBr is ________.
 
  A) 4.04
  B) 0.247
  C) 2.01
  D) 0.497
  E) 16.3

Question 2

What volume (mL) of 7.48  10-2 M perchloric acid can be neutralized with 115 mL of 0.244 M sodium hydroxide?
 
  A) 125
  B) 8.60
  C) 188
  D) 750
  E) 375

[cswans24]

Answer to Question 1

C

Answer to Question 2

E

[jhjkgdfhk]

TY

[cswans24]

You're welcome