Nitric acid and zinc react to form zinc nitrate,amomonium nitrate and water.4Zn(s) + 10HNO3 (aq)------>4Zn(NO3)2 (aq) +NH4NO3 (aq) + 3H20 (l)
a) How many atoms of zinc react with 1.49g HNO3
b) Calculate the number of grams of zinc that must react with an excess of HNO3 to form 29.1g NH4NO3