How to use gas laws to calculate amounts of gaseous reactants or products in a chemical reaction posted on September 22, 2022 In this video, you will learn how to solve the following problem: If 6.00 L of N2 reacts at constant pressure of 4.00 atm and temperature of 25∘C, how much NH3 is produced in grams? Use the …Continue Reading about How to use gas laws to calculate amounts of gaseous reactants or products in a chemical reaction →