I think this is the answer key.. tell if you need help read it :)
Thats true _____________________________________________________
2NH3 is equivalent to N2 + H6 since the 2 at the beginning gets distributed to both atoms. Knowing this you can rewite the equation as
H2 + N2 = H6 + N2
The N2 can cancel out leaving
H2 = H6
You now have to ask ‘2 times what equals 6?’ The answer is obviously 3 at this point.
Answer: C. 3
B - FRONTS occur when two AIR MASSES meet!
If you look at two species in their embryogenic stage. their bones and their forms look similar and you can differentiate too.
if you look at a fish and a human...
humans wont have the the fins protruding in the fishes embryo, showing how different they are. <span />
