Answer:
the first one air pressure
It would be A to protect and support the cell hope this helps
Answer:
its about %5 more than it usualy is with is 1%
Explanation:
do the math if you dont belives me br
Fe2O3 + 6HCl -> 2FeCl3 + 3 H2O
If you count the number of each elements on both sides, they are equal. If you need me to explain this better, let me know and I would be glad to help
A. Potential energy to Kinetic energy.
It becomes Kinetic energy by rolling down the hill thanks to gravity and friction.
