Sonia observed that the two balloons repelled each other. This is because both balloons acquired the same charge when she rubbed them with the piece of wool, and like charges repel each other.
Bohr model is valid only for hydrogen and hydrogen-like species, but quantum mechanical model can explain all elements....
the answer i believe is b:saltation, which is a form of wind erosion
mol CO₂ = 9.6
mol N₂ = 4.8
mol O₂ = 0.8
mol H₂O = 8
<h3>Further explanation</h3>
Reaction
4C₃H₅O₉N₃ → 12CO₂ + 6N₂ + O₂ + 10H₂O
mol CO₂

mol N₂

mol O₂

mol H₂O
