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Author Question: A 25.0 mL sample of 0.150 M hydrazoic acid is titrated with a 0.150 M NaOH solution. What is the pH ... (Read 249 times)

leo leo

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A 25.0 mL sample of 0.150 M hydrazoic acid is titrated with a 0.150 M NaOH solution. What is the pH after 26.0 mL of base is added? The Ka of hydrazoic acid is 1.9  10-5.
 
  A) 2.54
  B) 11.47
  C) 7.00
  D) 4.70
  E) 4.74

Question 2

What is the formula for perchloric acid?
 
  A) HClO
  B) HClO3
  C) HClO4
  D) HClO2
  E) HCl


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nicoleclaire22

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leo leo

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Both answers were spot on, thank you once again




 

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