# Wsheet#6 Key - Worksheet 6 HCN Ka=4.0x1010(CH3)3N Kb = 7.4...

• Homework Help
• 6

This preview shows page 1 - 3 out of 6 pages.

##### We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
The document you are viewing contains questions related to this textbook.
Chapter 4 / Exercise 11
Elementary and Intermediate Algebra
Tussy/Gustafson
Expert Verified
Worksheet # 6
Ka = 1.8 x 10-5
1. What is the concentration of H3O+ in a solution that is 1.00 M HCN? What is the pH?
H3O+
+x
x
2/1
3O   + ]%
2. What is the concentration of H3O+ in a solution that is 0.80 M NaCN?  What is the pH?
++CN-
0.8
+OH-
x
-5
]
]
= [H3O   + ]
3. What is the concentration of OH- in a solution that is 0.25 trimethylammonium nitrate (CH3)3NHNO3?  What is the pH?
3)3NH++NO3-
0.25
##### We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
The document you are viewing contains questions related to this textbook.
Chapter 4 / Exercise 11
Elementary and Intermediate Algebra
Tussy/Gustafson
Expert Verified
3O+
x
]