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Author Question: The Ka for formic acid (HCO2H) is 1.8 10-4. What is the pH of a 0.20 M aqueous solution of sodium ... (Read 127 times)

bclement10

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The Ka for formic acid (HCO2H) is 1.8  10-4. What is the pH of a 0.20 M aqueous solution of sodium formate (NaHCO2)?
 
  A) 11.64
  B) 5.48
  C) 3.39
  D) 8.52
  E) 4.26

Question 2

CO (5.00 g) and CO2 (5.00 g) were placed in a 750.0 mL container at 50.0 C. The total pressure in the container was ________ atm.
 
  A) 10.3
  B) 4.02
  C) 6.31
  D) 0.292
  E) 1.60


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Jordin Calloway

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bclement10

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Reply 2 on: Aug 27, 2018
Gracias!


deja

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Reply 3 on: Yesterday
Wow, this really help

 

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