7. CuSO4 (aq) + Zn(NO3)2 (aq) Molecular equation: Total ionic: Net ionic: 8. Na2CO3 (aq) + CaCl2 (aq) - Molecular equation: Total ionic: Net ionic: 9. Pb(NO3)2 (aq) + Kl (aq) Molecular equation: Total ionic: Net ionic:

1) write a balanced chemicL equation for this reaction ( copper and silver nitrate react to form copper (II) nitrate and silver. 2) write a “ for every “ statement about copper and silver nitrate for this reaction. 3) write a “ for every “ statement about copper and silver in this reaction. 4) write a “ for every “ statement about silver nitrate and silver in this reaction. 5) Find the molar masses of copper, silver nitrate, and silver. Thank you.

Write the complete/total ionic equation as well as the net ionic equation for the chemical reaction described below. Note that any product not in the solid phase can be assumed to be aqueous (aq). Aluminum metal plus aqueous zinc chloride Total lonic Equation: Enter your chemical notation here Net Ionic Equation: Enter your chemical notation here

Choose ONE of the following solutions which would form a solid precipitate when mixed with aqueous sodium carbonate (Note that not all solutions below will form a precipitate when mixed with sodium carbonate).  For the reaction that occurs when the two solutions are mixed, write: A) a balanced molecular equation, B) a complete ionic equation, and C) a net ionic equation. Be sure to indicate which compound is the solid precipitate (s) and include all charges when applicable. You may omit the aqueous (aq) notation from your equations. KBr (aq) Pb(NO3)2 (aq) NH4Cl (aq) FeCl3 (aq)