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: For the following redox reaction, balance the chemical equation, and determine the number of grams of MgO that are needed to produce 3.33 g of Fe2O3. _____ MgO (s) + _____ Fe (s) → _____ Fe2O3 (s) + _____ Mg (s) (i) 7.57 g (ii) 2.52 g (iii) 0.841 g (iv) 0.312 g

Problem

For the following redox reaction, balance the chemical equation, and determine the number of grams of MgO that are needed to produce 3.33 g of Fe2O3

_____ MgO (s) + _____ Fe (s) → _____ Fe2O(s) + _____ Mg (s) 

(i) 7.57 g 

(ii) 2.52 g 

(iii) 0.841 g 

(iv) 0.312 g