Top Posters
Since Sunday
s
5
g
5
K
5
o
5
g
5
o
4
k
4
s
4
I
4
k
4
j
4
o
4
New Topic  
tifftran tifftran
wrote...
Posts: 140
Rep: 0 0
A month ago
When 0.560 g of Na( s) reacts with excess F2( g) to form NaF( s), 13.8 kJ of heat is evolved at standard-state conditions.  What is the standard enthalpy of formation (ΔH°f) of NaF( s)?

▸ 567 kJ/mol

▸ –24.8 kJ/mol

▸ –7.8 kJ/mol

▸ 24.8 kJ/mol

▸ –567 kJ/mol
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
Read 21 times
1 Reply
Replies
Answer verified by a subject expert
nnennennenne
wrote...
Posts: 143
Rep: 0 0
A month ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

tifftran Author
wrote...

A month ago
this is exactly what I needed
wrote...

Yesterday
Helped a lot
wrote...

2 hours ago
Thanks
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  753 People Browsing
Related Images
  
 266
  
 322
  
 491
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 820