Answer:
C
Explanation:
Conservation of mass states that mass cannot be created or destroyed. So both sides of the equation will have the same mass.
Answer:
Explanation: tellurium has an atomic mass of 127.6 whilst the element that comes after it, iodine, is lighter with an atomic weight of 126.9. Mendeleev concluded that the atomic mass for one of these two elements must be wrong because tellurium clearly preceded iodine in the periodic table
The boundaries of Earth's plates. Before lava reaches the surface, the molten material is called<span> magma.
-I hope this helped. :)</span>
