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 109 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
on: Jul 8, 2021

Question 1

What is the [H3O+] of an aqueous solution measured to be 0.20 M in sodium acetate and 0.40 M in acetic acid? (Ka = 1.8 × 10-5)
◦ 1.8 × 10-5 M
◦ 9.0 × 10-6 M
◦ 3.6 × 10-5 M
◦ 7.2 × 10-5 M
◦ 4.7 M

Question 2

What is the approximate pH at the equivalence point of a weak acid-strong base titration if 25 mL of aqueous formic acid (HCOOH) requires 29.80 mL of 0.3567 mol L-1 NaOH(aq)? Ka =1.8 × 10-4for formic acid.
◦ 2.06
◦ 5.48
◦ 8.52
◦ 11.94
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by NguyenJ on Jul 8, 2021

14vl19

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jul 8, 2021
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


NguyenJ

  • Member
  • Posts: 516
Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it

Viet Thy

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

A closer look at the citric acid cycle A closer look at the citric acid cycle
Tactile Fremitus, Using Palmar Base of Fingers Tactile Fremitus, Using Palmar Base of Fingers
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
Salicylic acid to asprin Salicylic acid to asprin
Life cycle of norepinephrine (NE): (1) NE is synthesized from the amino acid tyrosine; (2) NE is ... Life cycle of norepinephrine (NE): (1) NE is synthesized from the amino acid tyrosine; (2) NE is ...
Building a Client Base Building a Client Base
Video: Cellular slime mold life cycle Animation

For a complete list of videos, visit our video library