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

Author Question: What is the pH of a 0.023 M solution of HCN (Ka = 4.9 x 10-10)? (Read 7 times)

xsk4r3kr0w

  • Full Member
  • ***
  • Posts: 146
on: Nov 5, 2023

Question 1

What is the pH of a 0.014 M Ca(OH)2 solution?
◦ 1.85
◦ 1.55
◦ 12.15
◦ 12.45
◦ 15.85

Question 2

What is the pH of a 0.023 M solution of HCN (Ka = 4.9 x 10-10)?
◦ 1.64
◦ 10.95
◦ 3.05
◦ 5.47
◦ 4.97
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by xsk4r3kr0w on Nov 5, 2023

ryanb

  • Full Member
  • ***
  • Posts: 164
Reply #1 on: Nov 5, 2023
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


xsk4r3kr0w

  • Member
  • Posts: 146
Reply 2 on: Nov 5, 2023
Excellent

gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

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?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Parrot Human (Solution) Parrot Human (Solution)
Solution Solution
Integral Solution Integral Solution
Function, even or odd, solution Function, even or odd, solution
With solution With solution
A solution is 2.25% by weight KHCO3. How many grams of KHCO3 are in 150.0 g of solution? A solution is 2.25% by weight KHCO3. How many grams of KHCO3 are in 150.0 g of solution?
Video: Gas exchange - driving force

For a complete list of videos, visit our video library