Top Posters
Since Sunday
5
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
New Topic  
cynthiaa cynthiaa
wrote...
Go to Answer
Posts: 1287
Rep: 0 0
7 years ago
An unknown gaseous substance has a density of 1.06 g/L at 31 °C and 371 torr. If the substance has the following percent composition: 88.8% C and 11.2% H, its molecular formula is ________.
A) CH3
B) C2H3
C) C4H6
D) C2H5
Textbook 
Introductory Chemistry: Atoms First

Introductory Chemistry: Atoms First


Edition: 5th
Authors:
Read 404 times
3 Replies
Replies
Answer verified by a subject expert
coupcoup
wrote...
#1
Top Poster
Posts: 565
Rep: 38 0
7 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

cynthiaa Author
wrote...
#2
6 years ago
Correct Smiling Face with Open Mouth
wrote...
#3
4 years ago
thank you
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1300 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 136
  
 2510
  
 209
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 741
Previous poll results: Do you trust social media networks with protecting your privacy?