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: In the following reaction, 81.2 mL of O 2(g) is collected over water at 23.0°C and a barometric pressure of 751 mm Hg. What must have been the mass in grams of Ag2O(s) decomposed? (The vapor pressure of water at 23.0°C is 21.1 mm Hg). 2 Ag2O(s) → 4 Ag(s) + O2(g)   a) no given answer is close b) 1.49 c) 0.744 d) 2.98 e) 2.07

Solution: In the following reaction, 81.2 mL of O 2(g) is collected over water at 23.0°C and a barometric pressure of 751 mm Hg. What must have been the mass in grams of Ag2O(s) decomposed? (The vapor pressure

Problem

In the following reaction, 81.2 mL of O 2(g) is collected over water at 23.0°C and a barometric pressure of 751 mm Hg. What must have been the mass in grams of Ag2O(s) decomposed? (The vapor pressure of water at 23.0°C is 21.1 mm Hg).

2 Ag2O(s) → 4 Ag(s) + O2(g)

 

a) no given answer is close

b) 1.49

c) 0.744

d) 2.98

e) 2.07