45 is the atomic mass of the atom. And the name is Scandium
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Explanation:
Answer:
the air pressure decreases
explanation
as altitude increases air pressure decreases the surface of the Earth is bottom of the ocean of the are the layer on top increase pressure so that sea levels a body is under 14.7 pounds of pressure per square inch moving up in altitude decreases weight of the air that causes the pressure
Answer:
The answer is endothermic as the heat flows into the system from the surroundings. The products are at higher energy than the reactants, as they have absorbed energy.
Hello!
Answer:
Gravity
Explanation:
It can settle down and separate over time due to gravity.
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