Please help Use the following chemical equation to answer the question: N2 + 3 H2 2 NH3
If you had 21.9 grams of nitrogen, how many grams of NH3 should be produced?

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m