Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
New Topic  
OldSpice OldSpice
wrote...
Go to Answer
Posts: 6432
Rep: 33 0
9 years ago
Given that the only naturally occurring isotope of aluminum is 27Al, what is its isotopic mass? (Hint: Refer to the Periodic Table.)
A) 13.00 amu
B) 13.98 amu
C) 14.00 amu
D) 26.98 amu
E) 39.98 amu
Read 370 times
3 Replies
Replies
Answer accepted by topic starter
ElectricElectric
wrote...
#1
Top Poster
Posts: 6431
Rep: 694 0
9 years ago
Sign in or Sign up in seconds to unlock everything for free
1
.silent.boss

Related Topics

OldSpice Author
wrote...
#2
9 years ago
Perfect!

..Thank you so much for your support
wrote...
#3
9 years ago
My pleasure
.silent.boss
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  911 People Browsing
 107 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 135
  
 236
  
 275
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 820
Previous poll results: What percentage of nature vs. nurture dictates human intelligence?