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

Author Question: Calculate the pH of a 1.60 mol L-1 CH3NH3Cl solution. Kb for methylamine, CH3NH2, is (Read 183 times)

Wadzanai

  • Hero Member
  • *****
  • Posts: 528
on: Nov 18, 2019

Question 1

The acid-dissociation constant of hydrocyanic acid (HCN) at 25.0 °C is 4.9 × 10-10. What is the pH of an aqueous solution of 0.87 mol L-1 sodium cyanide (NaCN)?
◦ 4.2 × 10-3
◦ 2.38
◦ 11.62
◦ 0.06
◦ 13.94

Question 2

Calculate the pH of a 1.60 mol L-1 CH3NH3Cl solution. Kb for methylamine, CH3NH2, is
◦ 8.82
◦ 1.61
◦ 12.39
◦ 5.18
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Wadzanai on Nov 18, 2019

isabelt_18

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Nov 18, 2019
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 35% of students answer this correctly


Wadzanai

  • Member
  • Posts: 528
Reply 2 on: Nov 18, 2019
Wow, this really help

xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

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?

The average adult has about 21 square feet of skin.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

How to detemine the PH of a solution when given the hydrogen concentration How to detemine the PH of a solution when given the hydrogen concentration
How to calculate annuity when compounded quarterly (Part 2) How to calculate annuity when compounded quarterly (Part 2)
How to calculate simple interest (Part 3) How to calculate simple interest (Part 3)
Function, even or odd, solution Function, even or odd, solution
Delta Method Solution Delta Method Solution
What is the concentration, in mg/ml, of a solution containing 2mEq/ml of potassium chloride? What is the concentration, in mg/ml, of a solution containing 2mEq/ml of potassium chloride?
Video: Introduction to Photolithography - WC, BLF, PA, Hard and Soft baking

For a complete list of videos, visit our video library