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

Author Question: If Ka for HCN is 6.15 1010, what is Kb for CN? Note: CN + H2O HCN + OH (Read 45 times)

imowrer

  • Hero Member
  • *****
  • Posts: 514
on: Mar 21, 2021

Question 1

If an acid, HA, is 18.1% dissociated in a 1.0 M solution, what is the Ka for this acid?

◦ 2.2 × 10–1
◦ 3.3 × 10–2
◦ 1.8 × 10–1
◦ 2.5 × 101
◦ None of these are correct.

Question 2

If Ka for HCN is 6.15 × 10–10, what is Kb for CN–?

  Note: CN– + H2O HCN + OH–    


◦ 6.15 × 10–24
◦ 6.15 × 104
◦ 1.63 × 10–5
◦ 1.23 × 10–9
◦ None of these are correct.
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 imowrer on Mar 21, 2021

missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
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 56% of students answer this correctly


imowrer

  • Member
  • Posts: 514
Reply 2 on: Mar 21, 2021
Excellent

Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa
Note the tumor visualized with the use of a colonoscope. Note the tumor visualized with the use of a colonoscope.
Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial
Hepatitis B antigens and antibody in an acutely infected patient with recovery. Note the indicators ... Hepatitis B antigens and antibody in an acutely infected patient with recovery. Note the indicators ...
Video: Functional zones in a mitochondrion

For a complete list of videos, visit our video library