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

Author Question: The following three equations represent equilibria that lie far to the right.HNO3(aq) + CN(aq) ... (Read 54 times)

burton19126

  • Hero Member
  • *****
  • Posts: 532
on: Mar 21, 2021

Question 1

The following question refers to a solution that contains 1.92 M hydrofluoric acid, HF (Ka = 7.2 10–4), and 3.00 M hydrocyanic acid, HCN (Ka = 6.2 10–10).
What is the pH of this mixture of weak acids?

◦ 1.43
◦ 2.86
◦ 4.46
◦ 8.92
◦ 12.57

Question 2

The following three equations represent equilibria that lie far to the right.
 
HNO3(aq) + CN–(aq) HCN(aq) + NO3–(aq)
 
HCN(aq) + OH–(aq) H2O(l) + CN–(aq)
 
 
H2O(l) + CH3O–(aq) CH3OH(aq) + OH–(aq)
Identify the strongest acid. 
Reference: Ref 14-2

​

​


◦ HCN
◦ HNO3
◦ H2O
◦ OH–
◦ CH3OH
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 burton19126 on Mar 21, 2021

peilian

  • Sr. Member
  • ****
  • Posts: 316
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 29% of students answer this correctly


burton19126

  • Member
  • Posts: 532
Reply 2 on: Mar 21, 2021
Wow, this really help

olderstudent

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

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.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

The tarsier is a haplorhine, and may represent an evolutionary bridge between lower and higher prima The tarsier is a haplorhine, and may represent an evolutionary bridge between lower and higher prima
Terminals 85 and 86 represent the coil inside the relay. Terminal 30 is the power terminal, 87a is ... Terminals 85 and 86 represent the coil inside the relay. Terminal 30 is the power terminal, 87a is ...
How to solve exponential equations without logarithms (Part 1) How to solve exponential equations without logarithms (Part 1)
Graphing linear equations Graphing linear equations
Elimination, System of Linear Equations Elimination, System of Linear Equations
What is the concentration of HNO3 in the final solution when 70.0 mL of a 6.00 M HNO3 solution ... What is the concentration of HNO3 in the final solution when 70.0 mL of a 6.00 M HNO3 solution ...
Video: Introduction to Herpes

For a complete list of videos, visit our video library