Top Posters
Since Sunday
T
3
s
3
o
3
G
3
k
3
C
3
a
3
K
3
f
3
j
3
b
3
c
3
Home Q & A Board Science-Related Homework Help Physics
New Topic  
roger123ok roger123ok
wrote...
Go to Answer
Posts: 1
Rep: 0 0
10 years ago
When light of 450nm wavelength impinges on a clean surface of metallic sodium, electrons whose maximum energy is 2.1eV are ejected.
Read 407 times
2 Replies
Replies
wrote...
#1
10 years ago
7
Answer accepted by topic starter
ileana.castroileana.castro
wrote...
#2
Posts: 3
Rep: 0 0
10 years ago
Sign in or Sign up in seconds to unlock everything for free
This verified answer contains over 130 words.
1

Related Topics
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1101 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 157
  
 196
  
 1785
Your Opinion
What percentage of nature vs. nurture dictates human intelligence?
Votes: 436
Previous poll results: Which 'study break' activity do you find most distracting?