Top Posters
Since Sunday
82
a
50
14
10
G
9
I
8
m
8
7
m
7
K
7
6
b
6
New Topic  
Chery Chery
wrote...
Posts: 3598
2 years ago
In an electroplating process, it is desired to deposit 40 mg of silver on a metal part by using a current of 2.0 A.  How long must the current be allowed to run to deposit this much silver? The silver ions are singly charged, and the atomic mass of silver is 108 g/mol. (e = 1.60 × 10-19 C, NA = 6.02 × 1023 atoms/mol)
A) 16 s
B) 18 s
C) 20 s
D) 22 s
Textbook 

College Physics


Edition: 1st
Authors:
Read 629 times
3 Replies
Replies
Answer verified by a subject expert
HotMathHotMath
wrote...
Top Poster
Posts: 628
2 years ago
Sign in or Sign up in seconds to unlock everything for free.
B
1

Related Topics

wrote...
2 years ago
Thanks a million
wrote...
2 weeks ago
Thank you
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers.
Learn More
Improve Grades
Help Others
Save Time
Accessible 24/7
  89 People Browsing
Your Opinion
What percentage of nature vs. nurture dictates human intelligence?
Votes: 88

Previous poll results: Who's your favorite biologist?
Related Images
 857
 85
 105