Be sure to answer all parts. Exactly 100 mL of 0.15 M nitrous acid (HNO2) are...

70.2K

Verified Solution

Question

Chemistry

Be sure to answer all parts. Exactly 100 mL of 0.15 M nitrousacid (HNO2) are titrated with a 0.15 M NaOH solution. (a) Calculatethe pH for the initial solution. (b) Calculate the pH for the pointat which 80.0 mL of the base has been added. (c) Calculate the pHfor the equivalence point. (d) Calculate the pH for the point atwhich 105 mL of the base has been added.

Answer & Explanation Solved by verified expert
4.0 Ratings (447 Votes)
Molarity of nitrous acid HNO2 015 MVolume of HNO2 100 mLMolarity of NaOH 015 MKa of HNO2 45 104pKa log 45 104 335a pH for the initial solutionInitially volume of NaOH added 0 mLHNO2 aq H aq NO2    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students