Answer:
6. In order from left to right the balanced coeficcients are,
6, 1, 2, 3
8. 
9. In order from left to right the balanced coeficcients are,
1, 11, 7, 8
The total amount of solute decreases.
By adding together the number of protons and neutrons and multiplying by 1 amu, you can calculate the mass of the atom.
B)a force pushed the rock layers after they were formed
They are the outer layer of the electron layers.