Express your answer as a net ionic equation. Identify all of your phases in your answer. Enter "no reaction" if no precipitate is formed.
Na+ + Br- + Pb2- + 2NO3- ->
Mg2+ + 2Cl- + Cu2+ + SO42- ->
Fe3+ + 3NO3- + Na+ OH- ->
How does the quantity of urine formed by a frog change when it moves from a pond onto land? Also, Would the quantity of urine formed by a beaver change under the same circumstances?