Top Posters
Since Sunday
G
4
K
3
o
3
3
m
2
c
2
r
2
p
2
s
2
s
2
b
2
c
2
Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
New Topic  
thunter609 thunter609
wrote...
Go to Answer
Posts: 137
Rep: 0 0
3 months ago

What is ΔH°rxn for the following reaction?

H3AsO4(aq) + 4H2(g) → AsH3(g) + 4H2O(l)

Substance

ΔH°f(kJ/mol)

 AsH3(g)

171.5

 H3AsO4(aq)

–904.6

 H2O(l)

–285.8



▸ –1876.3 kJ/mol

▸ –1018.9 kJ/mol

▸ –790.3 kJ/mol

▸ –410.1 kJ/mol

▸ –67.1 kJ/mol
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
Read 40 times
1 Reply
Replies
Answer verified by a subject expert
roman91roman91
wrote...
#1
Posts: 137
Rep: 0 0
3 months ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

thunter609 Author
wrote...

3 months ago
Thanks for your help!!
Fleury
wrote...

Yesterday
This helped my grade so much Perfect
hmonier
wrote...

2 hours ago
Helped a lot
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  586 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 4870
  
 290
  
 149
Your Opinion
What's your favorite coffee beverage?
Votes: 302
Previous poll results: How often do you eat-out per week?