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Author Question: A vessel contains a mixture of 34.9 grams of H2 (g) and 17.7 grams of CH4. If the total pressure ... (Read 117 times)

biggirl4568

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on: Aug 27, 2018
A vessel contains a mixture of 34.9 grams of H2 (g) and 17.7 grams of CH4. If the total pressure inside the vessel is measured at 2.92 atm, the partial pressure of H2 (g) must be _____ atm.
 
  A) 2.75
  B) 50.5
  C) 0.175
  D) 53.8
  E) 5.53

Question 2

What is the term for the degree of inexactness in an instrumental measurement?
 
  A) accuracy
  B) error
  C) precision
  D) uncertainty
  E) none of the above


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snackralk

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

A

Answer to Question 2

D)


biggirl4568

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Reply #2 on: Aug 27, 2018
Thank you!


snackralk

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Reply #3 on: Aug 27, 2018
Always glad to help...


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