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: Butyric acid has an unpleasant odor and is found in milk, cheese, butter. It causes the main distinctive smell in human vomit. A sample of butyric acid is sent for elemental analysis and is determined to contain 54.52% carbon, 9.151% hydrogen and 36.32% oxygen. What is the empirical formula for butyric acid? a. C5H9O3 b. C4H9O2 c C9H10O d. C2H4O Considering your response to the previous question, and knowing the molar mass of butyric acid is 88.11 g/mol, what is the molecular formula for butyric acid? a. C10H18O6 b. C4H8O2 c. C3H4O3 d. C5H12O

Problem

Butyric acid has an unpleasant odor and is found in milk, cheese, butter. It causes the main distinctive smell in human vomit. A sample of butyric acid is sent for elemental analysis and is determined to contain 54.52% carbon, 9.151% hydrogen and 36.32% oxygen.

What is the empirical formula for butyric acid?

a. C5H9O3

b. C4H9O2

c C9H10O

d. C2H4O

Considering your response to the previous question, and knowing the molar mass of butyric acid is 88.11 g/mol, what is the molecular formula for butyric acid?

a. C10H18O6

b. C4H8O2

c. C3H4O3

d. C5H12O