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Ch.1 - Intro to General Chemistry	2hrs & 53mins	0% complete	Worksheet Start
Ch.2 - Atoms & Elements	2hrs & 49mins	0% complete	Worksheet Start
Ch.3 - Chemical Reactions	3hrs & 25mins	0% complete	Worksheet Start
BONUS: Lab Techniques and Procedures	1hr & 38mins	0% complete	Worksheet Start
BONUS: Mathematical Operations and Functions	47mins	0% complete	Worksheet Start
Ch.4 - Chemical Quantities & Aqueous Reactions	3hrs & 55mins	0% complete	Worksheet Start
Ch.5 - Gases	3hrs & 47mins	0% complete	Worksheet Start
Ch.6 - Thermochemistry	2hrs & 28mins	0% complete	Worksheet Start
Ch.7 - Quantum Mechanics	2hrs & 35mins	0% complete	Worksheet Start
Ch.8 - Periodic Properties of the Elements	1hr & 57mins	0% complete	Worksheet Start
Ch.9 - Bonding & Molecular Structure	2hrs & 5mins	0% complete	Worksheet Start
Ch.10 - Molecular Shapes & Valence Bond Theory	1hr & 31mins	0% complete	Worksheet Start
Ch.11 - Liquids, Solids & Intermolecular Forces	3hrs & 40mins	0% complete	Worksheet Start
Ch.12 - Solutions	2hrs & 17mins	0% complete	Worksheet Start
Ch.13 - Chemical Kinetics	2hrs & 22mins	0% complete	Worksheet Start
Ch.14 - Chemical Equilibrium	2hrs & 26mins	0% complete	Worksheet Start
Ch.15 - Acid and Base Equilibrium	4hrs & 42mins	0% complete	Worksheet Start
Ch.16 - Aqueous Equilibrium	3hrs & 48mins	0% complete	Worksheet Start
Ch. 17 - Chemical Thermodynamics	1hr & 44mins	0% complete	Worksheet Start
Ch.18 - Electrochemistry	2hrs & 58mins	0% complete	Worksheet Start
Ch.19 - Nuclear Chemistry	1hr & 33mins	0% complete	Worksheet Start
Ch.20 - Organic Chemistry	3hrs	0% complete	Worksheet Start
Ch.22 - Chemistry of the Nonmetals	2hrs & 1min	0% complete	Worksheet Start
Ch.23 - Transition Metals and Coordination Compounds	1hr & 54mins	0% complete	Worksheet Start

Atomic Theory

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Sections
Periodic Table	28 mins	0 completed	Learn
Mole Concept	37 mins	0 completed	Learn Summary
Isotopes	12 mins	0 completed	Learn Summary
Mass Spectrometry	9 mins	0 completed	Learn
Subatomic Particles	8 mins	0 completed	Learn
Atomic Theory	16 mins	0 completed	Learn
Thomson's Cathode Ray Tube Experiment	8 mins	0 completed	Learn
Oil Drop Experiment	7 mins	0 completed	Learn
The Chadwick Neutron Experiment	6 mins	0 completed	Learn
Gold Foil Experiment	10 mins	0 completed	Learn
End of Chapter 2 Problems	28 mins	0 completed	Learn

Additional Guides
Periodic Table Charges
Calculating Molar Mass
Calculating Grams to Moles

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Next SectionThomson's Cathode Ray Tube Experiment

Solution:
A 2.3-g sample of carbon dioxide (CO₂) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.What is the ratio of the mass of O to C?

Solution: A 2.3-g sample of carbon dioxide (CO2) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.What is the ratio of the mass of O to C?

Problem

A 2.3-g sample of carbon dioxide (CO₂) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.

What is the ratio of the mass of O to C?

Atomic Theory

Solution: A 2.3-g sample of carbon dioxide (CO2) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.What is the ratio of the mass of O to C?

Solution: A 2.3-g sample of carbon dioxide (CO2) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.What is the ratio of the mass of O to C?

Problem

Practice Problems

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Solution:
A 2.3-g sample of carbon dioxide (CO₂) is fully decomposed into its elements, yielding 0.628 g of carbon and 1.67 g of oxygen.What is the ratio of the mass of O to C?