Top Posters
Since Sunday
G
4
K
3
m
2
c
2
r
2
p
2
s
2
s
2
b
2
c
2
R
2
c
2
Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
New Topic  
yexiu yexiu
wrote...
Go to Answer
Posts: 104
Rep: 0 0
3 years ago
The Kb value for methylamine is 4.2 × 10-4. What is the pH of an aqueous solution for which the label reads "0.042 M CH3NH2"?

▸ 2.4

▸ 4.8

▸ 9.2

▸ 11.6

▸ 12.3
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
Read 46 times
1 Reply
Replies
Answer verified by a subject expert
rileyjones420rileyjones420
wrote...
#1
Posts: 85
Rep: 1 0
3 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

yexiu Author
wrote...

3 years ago
Thanks
jmendoza
wrote...

Yesterday
You make an excellent tutor!
mkyoungs
wrote...

2 hours ago
Thanks
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  947 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 234
  
 204
  
 189
Your Opinion
What's your favorite math subject?
Votes: 315
Previous poll results: Do you trust social media networks with protecting your privacy?