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 34 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
Wow, this really help

irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Interactions Between Macroions in Solution Interactions Between Macroions in Solution
business solution business solution
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.
What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply
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?
An aqueous solution has a normal boiling point of 103.0C. What is the freezing point of this ... An aqueous solution has a normal boiling point of 103.0C. What is the freezing point of this ...
Video: Acid-base imbalances - metabolic acidosis and alkalosis

For a complete list of videos, visit our video library