Top Posters
Since Sunday
47
s
32
9
k
8
p
7
B
7
o
7
n
7
x
6
b
6
k
6
C
5
New Topic  
OldSpice OldSpice
wrote...
Posts: 6434
7 years ago
A fuel cell contains hydrogen and oxygen gas. The gases react explosively and the energy converts water to steam. The steam drives a turbine which turns a generator to produce electricity. What changes are involved in the process?
A) chemical energy to heat energy
B) heat energy to mechanical energy
C) mechanical energy to mechanical energy
D) mechanical energy to electrical energy
E) all of the above
Read 554 times
5 Replies
Replies
Answer accepted by topic starter
ElectricElectric
wrote...
Top Poster
Posts: 6430
7 years ago
Sign in or Sign up in seconds to unlock everything for free
E
.silent.boss

Related Topics

OldSpice Author
wrote...
7 years ago
Perfect!

..Thank you so much for your support
wrote...
7 years ago
My pleasure
.silent.boss
wrote...
A year ago
thank you
wrote...
2 weeks ago
Thx
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  259 People Browsing
 507 Signed Up Today
Related Images
  
 2227
  
 1574
  
 222
Your Opinion
Who's your favorite biologist?
Votes: 245

Previous poll results: What's your favorite math subject?