This is the homework from my science class. I need help to do these problems. Is about balancing equations.

Where are each of the three particles located within the atom?

Think about how you can use le chatelier’s principle to find possible solutions to the design problem. describe at least two ways to increase the yield (amount) of ammonia based on this principle.

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?