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  
serenanurse serenanurse
wrote...
Go to Answer
Posts: 166
Rep: 0 0
3 years ago
What combination of substances will give a buffered solution that has a pH of 5.05? (Assume each pair of substances is dissolved in 5.0 L of water.) (Kb for NH3 = 1.8 × 10–5; Kb for C5H5N = 1.7 × 10–9)


▸ 1.0 mole NH3 and 1.5 mole NH4Cl

▸ 1.5 mole NH3 and 1.0 mole NH4Cl

▸ 1.0 mole C5H5N and 1.5 mole C5H5NHCl

▸ 1.5 mole C5H5N and 1.0 mole C5H5NHCl

▸ None of these are correct.
Textbook 
Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach


Edition: 3rd
Authors:
Read 43 times
1 Reply
Replies
Answer verified by a subject expert
rbarts7rbarts7
wrote...
#1
Posts: 105
Rep: 0 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

serenanurse Author
wrote...

3 years ago
Correct Slight Smile TY
Liarec
wrote...

Yesterday
Thanks for your help!!
shimyshiguy
wrote...

2 hours ago
This site is awesome
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  716 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 167
  
 119
  
 185
Your Opinion
What's your favorite coffee beverage?
Votes: 302
Previous poll results: Do you trust social media networks with protecting your privacy?