1. How many grams of product can be synthesized from 10.5 grams of oxygen and 3.75 grams of hydrogen?

2. 2H 2 + O 2  2H 2 O

3. How many grams of gas are produced when 1.75 grams of magnesium are added to 10.0 ml of 1.5 M hydrochloric acid?

4. Mg + 2HCl  MgCl 2 + H 2

5. How many grams of precipitate can be produced from 10.5 ml of.25M plumbous nitrate and 10.0 ml of.25 potassium iodide?

6. Pb(NO 3 ) 2 + 2KI  PbI 2 + 2KNO 3.002625.00125.0025

7. How many molecules of product can be synthesized from 30.0 grams of water and 25.0 grams of dinitrogen pentoxide?

8. H 2 O + N 2 O 5  2HNO 3

9. How many grams of product can be produced when 3.05x10 22 atoms of aluminum react with 3.05x10 22 atoms of sulfur?

10. 2Al + 3S  Al 2 S 3

11. How many grams gas will be produced when.75 grams of aluminum react with 15.0 ml of 3.5M sulfuric acid?

12. 2Al + 3H 2 SO 4  Al 2 (SO 4 ) 3 + 3H 2