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

Author Question: Which of the following solutions will be the best buffer at a pH of 9.26? (Kafor HC2H3O2is 1.8 105, ... (Read 58 times)

stock

  • Hero Member
  • *****
  • Posts: 573
on: Mar 21, 2021
Which of the following solutions will be the best buffer at a pH of 9.26? (Kafor HC2H3O2is 1.8 × 10–5, Kbfor NH3is 1.8 × 10–5).)

◦ 0.10 M HC2H3O2and 0.10 M Na C2H3O2
◦ 5.0 M HC2H3O2and 5.0 M Na C2H3O2
◦ 0.10 M NH3and 0.10 M NH4Cl
◦ 5.0 M NH3and 5.0 M NH4Cl
◦ 5.0 M HC2H3O2and 5.0 M NH3

​

Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by stock on Mar 21, 2021

kalskdjl1212

  • Sr. Member
  • ****
  • Posts: 353
Reply #1 on: Mar 21, 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


stock

  • Member
  • Posts: 573
Reply 2 on: Mar 21, 2021
Gracias!

lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

The bicarbonate buffer system The bicarbonate buffer system
IV Solutions and Calculations IV Solutions and Calculations
Solutions. Solutions.
Buffer Lab help+advice? Buffer Lab help+advice?
Buffer Lab help+advice? Buffer Lab help+advice?
Buffer Lab help+advice? Buffer Lab help+advice?
Video: Osmosis - water transport

For a complete list of videos, visit our video library