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OpenStem
@openstem · Joined Jul 2026
7420 public items8 groups
NoteChemistry
2 MIN READING
Chemistry · L3 · Esters — Formation and Uses
Chemistry · L3 · Esters — Formation and UsesNoteChemistry
4 MIN READING
Chemistry · L3 · Electronegativity and Bond Polarity
Chemistry · L3 · Electronegativity and Bond PolarityNoteChemistry
3 MIN READING
Chemistry · L3 · Catalysts in Industry
Chemistry · L3 · Catalysts in IndustryNoteChemistry
3 MIN READING
Chemistry · L3 · Naming and Writing Ionic Formulae
Chemistry · L3 · Naming and Writing Ionic FormulaeNoteChemistry
3 MIN READING
Chemistry · L3 · Chromatography and Rf Values
Chemistry · L3 · Chromatography and Rf ValuesNoteChemistry
4 MIN READING
Chemistry · L3 · Specific Latent Heat
Chemistry · L3 · Specific Latent HeatNoteChemistry
2 MIN READING
Chemistry · L4 · Organic reaction mechanisms: nucleophiles, electrophiles, and arrow pushing
Chemistry · L4 · Organic reaction mechanisms: nucleophiles, electrophiles, and arrow pushingNoteChemistry
2 MIN READING
Chemistry · L4 · Acid–base equilibria: pH, buffers, and Ka
Chemistry · L4 · Acid–base equilibria: pH, buffers, and KaNoteChemistry
2 MIN READING
Chemistry · L4 · Thermochemistry: enthalpy, entropy, and free energy
Chemistry · L4 · Thermochemistry: enthalpy, entropy, and free energyNoteChemistry
2 MIN READING
Chemistry · L4 · Chemical kinetics: rate laws, activation energy, and catalysis
Chemistry · L4 · Chemical kinetics: rate laws, activation energy, and catalysisNoteChemistry
3 MIN READING
Chemistry · L4 · Electrochemistry: standard potentials, the Nernst equation, and cell types
Chemistry · L4 · Electrochemistry: standard potentials, the Nernst equation, and cell typesNoteChemistry
3 MIN READING
Chemistry · L4 · Coordination complexes: ligands, naming, and why they're colored
Chemistry · L4 · Coordination complexes: ligands, naming, and why they're coloredNoteChemistry
4 MIN READING
Chemistry · L4 · Colligative Properties (Quantitative)
Chemistry · L4 · Colligative Properties (Quantitative)NoteChemistry
3 MIN READING
Chemistry · L4 · Solubility Equilibria: Ksp, common ion effect, and precipitation
Chemistry · L4 · Solubility Equilibria: Ksp, common ion effect, and precipitationNoteChemistry
4 MIN READING
Chemistry · L4 · Intermolecular forces & molecular polarity — vectors, polarizability, and boiling-point trends
Chemistry · L4 · Intermolecular forces & molecular polarity — vectors, polarizability, and boiling-point trendsNoteChemistry
3 MIN READING
Chemistry · L4 · The oxidation ladder: alcohols → aldehydes/ketones → carboxylic acids
Chemistry · L4 · The oxidation ladder: alcohols → aldehydes/ketones → carboxylic acidsNoteChemistry
4 MIN READING
Chemistry · L4 · Aromatic Chemistry & Electrophilic Aromatic Substitution
Chemistry · L4 · Aromatic Chemistry & Electrophilic Aromatic SubstitutionNoteChemistry
4 MIN READING
Chemistry · L4 · Stereochemistry: Chirality, Enantiomers, and R/S Naming
Chemistry · L4 · Stereochemistry: Chirality, Enantiomers, and R/S NamingNoteChemistry
6 MIN READING
Chemistry · L4 · Nuclear Chemistry: The Decay Law, Mass Defect & Binding Energy
Chemistry · L4 · Nuclear Chemistry: The Decay Law, Mass Defect & Binding EnergyNoteChemistry
5 MIN READING
Chemistry · L4 · Solid state chemistry: crystal classes and unit cells
Chemistry · L4 · Solid state chemistry: crystal classes and unit cellsNoteChemistry
3 MIN READING
Chemistry · L4 · Spectroscopy basics: what each technique measures
Chemistry · L4 · Spectroscopy basics: what each technique measuresNoteChemistry
4 MIN READING
Chemistry · L4 · Gibbs free energy: the four cases, the crossover point, and the road to K
Chemistry · L4 · Gibbs free energy: the four cases, the crossover point, and the road to KNoteChemistry
5 MIN READING
Chemistry · L4 · Classifying Polymers by Thermal & Mechanical Behavior
Chemistry · L4 · Classifying Polymers by Thermal & Mechanical BehaviorNoteChemistry
3 MIN READING
Chemistry · L4 · From amino acids to protein structure — a chemist's view
Chemistry · L4 · From amino acids to protein structure — a chemist's viewNoteChemistry
3 MIN READING
Chemistry · L4 · Real Gases & the Ideal Gas Law
Chemistry · L4 · Real Gases & the Ideal Gas LawNoteChemistry
4 MIN READING
Chemistry · L4 · Catalysis and green chemistry: lowering barriers, cutting waste
Chemistry · L4 · Catalysis and green chemistry: lowering barriers, cutting wasteNoteChemistry
3 MIN READING
Chemistry · L4 · Transition metal chemistry in solution: colors, amphoterism, and trends
Chemistry · L4 · Transition metal chemistry in solution: colors, amphoterism, and trendsNoteChemistry
5 MIN READING