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Author Question: A vessel contained N2, Ar, He, and Ne. The total pressure in the vessel was 987 torr. The partial ... (Read 323 times)

Coya19@aol.com

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on: Aug 27, 2018
A vessel contained N2, Ar, He, and Ne. The total pressure in the vessel was 987 torr.
 
  The partial pressures of nitrogen, argon, and helium were 44.0, 486, and 218 torr, respectively. The partial pressure of neon in the vessel was ________ torr.
  A) 42.4
  B) 521
  C) 19.4
  D) 239
  E) 760

Question 2

A 0.1 M aqueous solution of ________ will have a pH of 7.0 at 25.0 C. LiF RbBr NaClO4 NH4Cl
 
  A) RbBr and NaClO4
  B) LiF and RbBr
  C) NaClO4 only
  D) LiF only
  E) NH4Cl only


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Meganchabluk

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

D

Answer to Question 2

A


Coya19@aol.com

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Reply 2 on: Aug 27, 2018
Excellent

dyrone

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Reply 3 on: Yesterday
Wow, this really help

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