vera_ewing
  • vera_ewing
.
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
katieb
  • katieb
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JoannaBlackwelder
  • JoannaBlackwelder
What formula did you use?
Cuanchi
  • Cuanchi
what concentration of protons did you got?
JoannaBlackwelder
  • JoannaBlackwelder
I didn't get that, can you show me how you got it?

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JoannaBlackwelder
  • JoannaBlackwelder
How did you get the concentration of A-?
JoannaBlackwelder
  • JoannaBlackwelder
I don't understand what you mean.
JoannaBlackwelder
  • JoannaBlackwelder
Right
JoannaBlackwelder
  • JoannaBlackwelder
No. I didn't use Henderson Hasselbach.
JoannaBlackwelder
  • JoannaBlackwelder
I used Ka=[H+][NO3-]/[HNO3]
JoannaBlackwelder
  • JoannaBlackwelder
That is the pKa, but not the pH
JoannaBlackwelder
  • JoannaBlackwelder
|dw:1437768705375:dw|
JoannaBlackwelder
  • JoannaBlackwelder
Any ideas of what to do from there?
Rushwr
  • Rushwr
Hey henderson hasselbach equation is applicable only for buffers. For that there should be a salt made. Here no salt made. SO u should go in the regular method ! What is the answer they have given ? is it B? |dw:1437834152520:dw|
Rushwr
  • Rushwr
|dw:1437834282559:dw|
Rushwr
  • Rushwr
|dw:1437834421457:dw|
Rushwr
  • Rushwr
so that is how i choosed B. NOt sure about my calculation cuz I don't have a cal now so the answer may vary. But this is the method !
Rushwr
  • Rushwr
Hey what is the answer given @vera_ewing
vera_ewing
  • vera_ewing
Yep, it was B.

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