Answer:
When the electron changes levels, it decreases energy and the atom emits photons. The photon is emitted with the electron moving from a higher energy level to a lower energy level. The energy of the photon is the exact energy that is lost by the electron moving to its lower energy level.
Explanation:
answer : D= m/v
Explanation:
all about density and mass and size of the molecules in a liquid and how close they are packed together
Calcium Floride (Caf2)
Hope this helped =D
Answer:
if ice is added more salt can be dissolved ...........
2)soil it's soil because soil is made out of <span>weathered rock and organic matter</span>
