Answer:
A and C is about 12 cm away from each other.
Explanation:
The answer looks to be "A" because Protein is used to regulate organs.
B is the answer that I know of.
Explanation:
The heat Q transferred to cause a temperature change depends on the magnitude of the temperature change, the mass of the system, and the substance and phase involved.
The answer will be v=16.7m/s
I hope this helps you, have a great day!