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

Author Question: Determine the pH of a 0.22 mol L-1 NaF solution at 25 C. The Ka of HF is 3.5 10-5. (Read 42 times)

HCHenry

  • Hero Member
  • *****
  • Posts: 591
on: Nov 18, 2019

Question 1

Determine the pH of a 0.62 mol L-1 NH4NO3 solution at 25 °C. The Kb for NH3 is 1.76 × 10-5.
◦ 4.73
◦ 11.52
◦ 2.48
◦ 9.45
◦ 9.27

Question 2

Determine the pH of a 0.22 mol L-1 NaF solution at 25 °C. The Ka of HF is 3.5 × 10-5.
◦ 5.10
◦ 11.44
◦ 10.20
◦ 8.90
◦ 2.56
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by HCHenry on Nov 18, 2019

emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Nov 18, 2019
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 45% of students answer this correctly


HCHenry

  • Member
  • Posts: 591
Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review

adammoses97

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

What volume of a 0.831 M solution of CaCl2 contains 1.28 g of solute? What volume of a 0.831 M solution of CaCl2 contains 1.28 g of solute?
The predicted solution to the problem posed The predicted solution to the problem posed
Sketch the graph using the tables providing. Determine if each function is continuous or ... Sketch the graph using the tables providing. Determine if each function is continuous or ...
To make a 3.00 m solution, one could take 3.00 moles of solute and add To make a 3.00 m solution, one could take 3.00 moles of solute and add
A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ... A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ...
Use of forward and reverse genetics to determine gene function Use of forward and reverse genetics to determine gene function
Video: Lipid absorption - end products & transport mechanism

For a complete list of videos, visit our video library