Ch.3 - Chemical ReactionsSee 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: Antimony reacts with sulfur according to this equation.2Sb(s) + 3S(s) → Sb2S3(s)What is the percentage yield for a reaction in which 1.40 g of Sb 2S3 (molar mass 339.7 g/mol) is obtained from 1.73 g antimony (molar mass 121.8 g/mol) reacting and a slight excess of sulfur (molar mass 32.07 g/mol)?A) 80.9%B) 58.0%C) 40.5%D) 29.0%

Problem

Antimony reacts with sulfur according to this equation.

2Sb(s) + 3S(s) → Sb2S3(s)

What is the percentage yield for a reaction in which 1.40 g of Sb 2S3 (molar mass 339.7 g/mol) is obtained from 1.73 g antimony (molar mass 121.8 g/mol) reacting and a slight excess of sulfur (molar mass 32.07 g/mol)?

A) 80.9%

B) 58.0%

C) 40.5%

D) 29.0%