A sample of H2 gas (2.0 L) at 3.5 atm was combined with 1.5 L of ...

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A sample of H2 gas (2.0 L) at 3.5 atm was combined with 1.5 L of N2 gas at 2.6 atm pressure at a constant temperature of 25 C into a 7.0 L flask.
 
  The total pressure in the flask is ________ atm. Assume the initial pressure in the flask was 0.00 atm and the temperature upon mixing was 25 C.
  A) 0.56
  B) 2.8
  C) 1.0
  D) 1.6
  E) 24

Question 2

The average pH of the oceans is ________ and is maintained by the buffering capacity of ________.
 
  Fill in the blank(s) with correct word

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Answer to Question 1

D

Answer to Question 2

8.0-8.3; H2CO3

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TY

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