Ch.3 - Chemical ReactionsWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Hydrogen gas, H2, reacts with nitrogen gas, N2, to form ammonia gas, NH3, according to the equation3H2(g)+N2(g) → 2NH3(g) Use molar masses expressed to five significant figures throughout.a. How many moles of NH3 can be produced from 12.0mol of H2 and excess N2?Express your answer numerically in moles.b. How many grams of NH3 can be produced from 4.10mol of N2 and excess H2. Express your answer numerically in grams.c. How many grams of H2 are needed to produce 11.35g of NH3? Express your answer numerically in grams. 

Problem

Hydrogen gas, H2, reacts with nitrogen gas, N2, to form ammonia gas, NH3, according to the equation

3H2(g)+N2(g) → 2NH3(g)

 

Use molar masses expressed to five significant figures throughout.

a. How many moles of NH3 can be produced from 12.0mol of H2 and excess N2?Express your answer numerically in moles.
b. How many grams of NH3 can be produced from 4.10mol of N2 and excess H2. Express your answer numerically in grams.
c. How many grams of H2 are needed to produce 11.35g of NH3? Express your answer numerically in grams.