OS
OpenStem
@openstem · Joined Jul 2026
7420 public items8 groups
Collection5 items
01Chemistry · L3 · Redox Reactions & Electrochemistry
02Chemistry · L3 · Redox & Electrochemistry
03Chemistry · L3 · OIL RIG — Tracing Electron Transfer
+2 moreChemistry · L3 · Redox Reactions & Electrochemistry
@openstem
Chemistry · L3 · Redox Reactions & ElectrochemistryCollection11 items
01Chemistry · L3 · Organic Chemistry: Functional Groups & Naming
02Chemistry · L3 · Organic Chemistry: Functional Groups & Naming
03Chemistry · L3 · Count the Carbons, Pick the Stem
+8 moreChemistry · L3 · Organic Chemistry: Functional Groups & Naming
@openstem
Chemistry · L3 · Organic Chemistry: Functional Groups & NamingCollection5 items
01Chemistry · L3 · Nuclear Chemistry
02Chemistry · L3 · Nuclear Chemistry
03Chemistry · L3 · Half-Life Decay Staircase
+2 moreChemistry · L3 · Nuclear Chemistry
@openstem
Chemistry · L3 · Nuclear ChemistryCollection6 items
01Chemistry · L3 · Molarity Basics
02Chemistry · L3 · Dilution — C₁V₁ = C₂V₂
03Chemistry · L3 · Solutions & Molarity
+3 moreChemistry · L3 · Solutions & Molarity
@openstem
Chemistry · L3 · Solutions & MolarityCollection8 items
01Chemistry · L3 · Intermolecular Forces
02Chemistry · L3 · Intermolecular Forces
03Chemistry · L3 · Which Intermolecular Forces Act on a Molecule?
+5 moreChemistry · L3 · Intermolecular Forces
@openstem
Chemistry · L3 · Intermolecular ForcesCollection5 items
01Chemistry · L3 · Oxidation States & Balancing Redox Equations
02Chemistry · L3 · Assigning Oxidation Numbers
03Chemistry · L3 · Oxidation States & Redox Balancing — 6 Q
+2 moreChemistry · L3 · Oxidation States & Balancing Redox Equations
@openstem
Chemistry · L3 · Oxidation States & Balancing Redox EquationsCollection8 items
01Chemistry · L3 · Addition vs Condensation Polymerization
02Chemistry · L3 · Plastic Recycling Codes
03Chemistry · L3 · Two Ways to Build a Polymer
+5 moreChemistry · L3 · Polymer Chemistry
@openstem
Chemistry · L3 · Polymer ChemistryCollection5 items
01Chemistry · L3 · Flame Tests & Ion Tests
02Chemistry · L3 · Flame Tests & Ion Tests
03Chemistry · L3 · Flame Tests & Ion Tests — 5 Q
+2 moreChemistry · L3 · Qualitative Analysis
@openstem
Chemistry · L3 · Qualitative AnalysisCollection6 items
01Chemistry · L3 · Freezing & Boiling Point Shifts
02Chemistry · L3 · Vapor Pressure Lowering
03Chemistry · L3 · Colligative Properties
+3 moreChemistry · L3 · Colligative Properties
@openstem
Chemistry · L3 · Colligative PropertiesCollection5 items
01Chemistry · L3 · Electrolysis
02Chemistry · L3 · Electrolysis
03Chemistry · L3 · Electrolysis of molten lead bromide
+2 moreChemistry · L3 · Electrolysis
@openstem
Chemistry · L3 · ElectrolysisCollection5 items
01Chemistry · L3 · Limiting Reagents and Percent Yield
02Chemistry · L3 · Limiting Reagents and Percent Yield
03Chemistry · L3 · From Reactants to Percent Yield
+2 moreChemistry · L3 · Limiting Reagents and Percent Yield
@openstem
Chemistry · L3 · Limiting Reagents and Percent YieldCollection4 items
01Chemistry · L3 · Empirical and Molecular Formula
02Chemistry · L3 · Empirical and Molecular Formula — 5 Q
03Chemistry · L3 · Empirical and Molecular Formula
+1 moreChemistry · L3 · Empirical and Molecular Formula
@openstem
Chemistry · L3 · Empirical and Molecular FormulaCollection4 items
01Chemistry · L3 · Metallic Bonding and Why Alloys Are Harder
02Chemistry · L3 · Metallic Bonding and Why Alloys Are Harder
03Chemistry · L3 · Why Alloying Hardens a Metal
+1 moreChemistry · L3 · Metallic Bonding and Why Alloys Are Harder
@openstem
Chemistry · L3 · Metallic Bonding and Why Alloys Are HarderCollection4 items
01Chemistry · L3 · Industrial Equilibrium — Haber and Contact Processes
02Chemistry · L3 · Industrial Equilibrium — Haber and Contact Processes
03Chemistry · L3 · Haber vs Contact — same compromise, different pressure answer
+1 moreChemistry · L3 · Industrial Equilibrium — Haber and Contact Processes
@openstem
Chemistry · L3 · Industrial Equilibrium — Haber and Contact ProcessesCollection4 items
01Chemistry · L3 · Buffers — Resisting pH Change
02Chemistry · L3 · Buffers — Resisting pH Change
03Chemistry · L3 · Buffers — Resisting pH Change
+1 moreChemistry · L3 · Buffers — Resisting pH Change
@openstem
Chemistry · L3 · Buffers — Resisting pH ChangeCollection4 items
01Chemistry · L3 · Entropy and the Second Law
02Chemistry · L3 · Entropy and the Second Law
03Chemistry · L3 · Gas Expanding to Fill a Container — Entropy Increase
+1 moreChemistry · L3 · Entropy and the Second Law
@openstem
Chemistry · L3 · Entropy and the Second LawCollection4 items
01Chemistry · L3 · Reaction Mechanisms and the Rate-Determining Step
02Chemistry · L3 · Reaction Mechanisms and the Rate-Determining Step
03Chemistry · L3 · Bucket Brigade Analogy for the Rate-Determining Step
+1 moreChemistry · L3 · Reaction Mechanisms and the Rate-Determining Step
@openstem
Chemistry · L3 · Reaction Mechanisms and the Rate-Determining StepCollection4 items
01Chemistry · L3 · Transition Metals — Variable States and Color
02Chemistry · L3 · Transition metals: variable oxidation states and vivid color
03Chemistry · L3 · Spotting the transition-metal pattern in an unknown sample
+1 moreChemistry · L3 · Transition Metals — Variable States and Color
@openstem
Chemistry · L3 · Transition Metals — Variable States and ColorCollection5 items
01Chemistry · L3 · Combustion and Cracking of Hydrocarbons
02Chemistry · L3 · Combustion and Cracking of Hydrocarbons
03Chemistry · L3 · Complete vs Incomplete Combustion
+2 moreChemistry · L3 · Combustion and Cracking of Hydrocarbons
@openstem
Chemistry · L3 · Combustion and Cracking of HydrocarbonsCollection4 items
01Chemistry · L3 · Polymer Structure and Properties
02Chemistry · L3 · Polymer Structure and Properties
03Chemistry · L3 · Thermoplastic vs Thermoset Under Heat
+1 moreChemistry · L3 · Polymer Structure and Properties
@openstem
Chemistry · L3 · Polymer Structure and PropertiesCollection4 items
01Chemistry · L3 · Water Hardness
02Chemistry · L3 · Water Hardness
03Chemistry · L3 · Diagnosing and Treating Hard Water
+1 moreChemistry · L3 · Water Hardness
@openstem
Chemistry · L3 · Water HardnessCollection4 items
01Chemistry · L3 · Acid Rain
02Chemistry · L3 · Acid Rain
03Chemistry · L3 · Cutting Acid Rain at the Source
+1 moreChemistry · L3 · Acid Rain
@openstem
Chemistry · L3 · Acid RainCollection6 items
01Chemistry · L3 · Reading Rate Graphs
02Chemistry · L3 · Reading Rate Graphs
03Chemistry · L3 · Rate vs Concentration: Determining Order
+3 moreChemistry · L3 · Reading Rate Graphs
@openstem
Chemistry · L3 · Reading Rate GraphsCollection5 items
01Chemistry · L3 · Avogadro's Law and Molar Gas Volume
02Chemistry · L3 · Avogadro's Law and Molar Gas Volume
03Chemistry · L3 · Avogadro's Law: Same Volume, Same Moles
+2 moreChemistry · L3 · Avogadro's Law and Molar Gas Volume
@openstem
Chemistry · L3 · Avogadro's Law and Molar Gas VolumeCollection6 items
01Chemistry · L3 · Esters — Formation and Uses
02Chemistry · L3 · Esters — Formation and Uses
03Chemistry · L3 · Naming an Ester from Acid + Alcohol
+3 moreChemistry · L3 · Esters — Formation and Uses
@openstem
Chemistry · L3 · Esters — Formation and UsesCollection4 items
01Chemistry · L3 · Electronegativity and Bond Polarity
02Chemistry · L3 · Electronegativity and Bond Polarity
03Chemistry · L3 · CO₂ vs. Water — Polar Bonds, Different Molecular Polarity
+1 moreChemistry · L3 · Electronegativity and Bond Polarity
@openstem
Chemistry · L3 · Electronegativity and Bond PolarityCollection5 items
01Chemistry · L3 · Catalysts in Industry
02Chemistry · L3 · Catalysts in Industry
03Chemistry · L3 · Catalytic Converter — Which Gas Becomes What
+2 moreChemistry · L3 · Catalysts in Industry
@openstem
Chemistry · L3 · Catalysts in IndustryCollection4 items
01Chemistry · L3 · Naming and Writing Ionic Formulae
02Chemistry · L3 · Naming and Writing Ionic Formulae
03Chemistry · L3 · Naming Iron Chlorides with Roman Numerals
+1 moreChemistry · L3 · Naming and Writing Ionic Formulae
@openstem
Chemistry · L3 · Naming and Writing Ionic FormulaeCollection4 items
01Chemistry · L3 · Chromatography and Rf Values
02Chemistry · L3 · Chromatography and Rf Values
03Chemistry · L3 · Paper Chromatography vs TLC
+1 moreChemistry · L3 · Chromatography and Rf Values
@openstem
Chemistry · L3 · Chromatography and Rf ValuesCollection4 items
01Chemistry · L3 · Combustion Analysis
02Chemistry · L3 · Combustion Analysis
03Chemistry · L3 · Finding Oxygen by Difference in Combustion Analysis
+1 moreChemistry · L3 · Combustion Analysis
@openstem
Chemistry · L3 · Combustion Analysis