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

Author Question: What is the pH of a solution prepared by mixing 25.00 mL of 0.10 M CH3CO2H with 25.00 mL of 0.040 M ... (Read 107 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Feb 15, 2020

Question 1

What is the hydronium ion concentration in a solution prepared by mixing 50.00 mL of 0.10 M HCN with 50.00 mL of NaCN? Assume that the volumes of the solutions are additive and that Ka = 4.9 × 10-10 for HCN.
◦ 4.9 × 10-10 M
◦ 4.9 × 10-11 M
◦
7.0 × 10-6 M

◦ 4.9 × 10-9 M

Question 2

What is the pH of a solution prepared by mixing 25.00 mL of 0.10 M CH3CO2H with 25.00 mL of 0.040 M CH3CO2Na? Assume that the volume of the solutions are additive and that Ka = 1.8 × 10-5 for CH3CO2H.
◦ 5.14
◦ 4.35
◦ 2.87
◦ 4.75
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by deesands on Feb 15, 2020

ryhom

  • Sr. Member
  • ****
  • Posts: 366
Reply #1 on: Feb 15, 2020
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


deesands

  • Member
  • Posts: 514
Reply 2 on: Feb 15, 2020
:D TYSM

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Evaluate: With solution. Evaluate: With solution.
What is the pH of an aqueous solution if the [H+] = 0.000 000 075 M? What is the pH of an aqueous solution if the [H+] = 0.000 000 075 M?
At 300 K a 500.0 mL solution containing 0.4314 g of dextrose has an osmotic pressure of 89.6 mm ... At 300 K a 500.0 mL solution containing 0.4314 g of dextrose has an osmotic pressure of 89.6 mm ...
PH of solution PH of solution
Which of the following is a solution? Which of the following is a solution?
What is the pH of a solution of 0.300 M HNO₂ containing 0.190 M NaNO₂? (Ka of HNO₂ is 4.5 × ... What is the pH of a solution of 0.300 M HNO₂ containing 0.190 M NaNO₂? (Ka of HNO₂ is 4.5 × ...
Video: Bond types - Atomic structure and basis of bonds

For a complete list of videos, visit our video library