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

Author Question: What is the pH of a 0.240 M aqueous solution of potassium cyanide? Ka (HCN) = 6.2 10-10 (Read 37 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jul 8, 2021

Question 1

What is the pH of a 0.235 M aqueous solution of potassium fluoride?  Ka (HF) = 6.6 × 10-4
◦ 8.28
◦ 11.45
◦ 8.59
◦ 5.41
◦ 5.72

Question 2

What is the pH of a 0.240 M aqueous solution of potassium cyanide? Ka (HCN) = 6.2 × 10-10
◦ 11.3
◦ 2.7
◦ 4.9
◦ 9.1
◦ 9.4
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 melina_rosy on Jul 8, 2021

huda

  • Sr. Member
  • ****
  • Posts: 304
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


melina_rosy

  • Member
  • Posts: 531
Reply 2 on: Jul 8, 2021
YES! Correct, THANKS for helping me on my review

AmberC1996

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Potassium Joke Potassium Joke
One Solution to the Nine-Dot Problem One Solution to the Nine-Dot Problem
Potassium-Sparing Diuretics Potassium-Sparing Diuretics
The opening and closing of voltage-activated sodium and potassium channels during the three phases ... The opening and closing of voltage-activated sodium and potassium channels during the three phases ...
Calculate the molar solubility of CaF2 in a solution containing 0.250 M Ca(NO3)2. Calculate the molar solubility of CaF2 in a solution containing 0.250 M Ca(NO3)2.
Calculate the pH of a solution formed by mixing 120.0 mL of 0.30 M HClO with 1180.0 mL of 0.20 ... Calculate the pH of a solution formed by mixing 120.0 mL of 0.30 M HClO with 1180.0 mL of 0.20 ...
Video: Pericarditis

For a complete list of videos, visit our video library