I need Chem help. Please

Write formulas for the precipitates that are formed from this.

AgNO3(aq) and NaCl(aq)

AgNO3(aq) and Na2CO3(aq)

AgNO3(aq) and MgSO4(aq)

AgNO3(aq) and NH4Cl(aq)

AgNO3(aq) and H20(l)

NaOH(aq) and NaCl(aq)

NaOH(aq) and Na2CO3(aq)

NaOH(aq) and MgSO4(aq)

NaOH(aq) and NH4Cl(aq)

NaOH(aq) and H20(l)

HCl(aq) and NaCl(aq)

HCl(aq) and Na2CO3(aq)

HCl(aq) and MgSO4(aq)

HCl(aq) and NH4Cl(aq)

HCl(aq) and H20(l)

Please explain how to do them.