This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of ... (Read 86 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
on: Feb 15, 2020

Question 1

What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous formic acid requires 29.80 mL of 0.2567 M NaOH? Ka = 1.8 × 10-4 for formic acid.
◦ 8.44
◦ 5.56
◦ 2.13
◦ 11.87

Question 2

What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous hydrofluoric acid requires 30.00 mL of 0.100 M NaOH?  Ka = 6.76 × 10-4 for HF.
◦ 2.05
◦ 7.95
◦ 6.05
◦ 11.95
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jayhills49 on Feb 15, 2020

apple

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Feb 15, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly


jayhills49

  • Member
  • Posts: 559
Reply 2 on: Feb 15, 2020
Great answer, keep it coming :)

momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Acid Fast Stain Acid Fast Stain
Salicylic acid to asprin Salicylic acid to asprin
The amino acid neurotransmitters. The amino acid neurotransmitters.
Biosynthesis of N-acetylneuraminic acid (sialic acid) from UDP-N-acetylglucosamine Biosynthesis of N-acetylneuraminic acid (sialic acid) from UDP-N-acetylglucosamine
Acid–Base Balance Acid–Base Balance
The relationship between acid–base imbalances and potassium imbalances The relationship between acid–base imbalances and potassium imbalances
Video: Dissociative Disorders (Part 3)

For a complete list of videos, visit our video library