AP Chemistry simulations and calculators
Practice questions
Atom and particle simulations
Chemistry simulations
3D Molecule ViewerCrystal Lattice 3D ViewerIdeal Gas SimulatorHeating Curve and Phase Change SimulatorSpectrophotometer and Beer-Lambert Law SimulatorReaction Rate and Collision Theory SimulatorChemical Equilibrium Simulator (Le Chatelier)Titration Curve SimulatorBuffer SimulatorGalvanic Cell and Electrolysis Simulator
Chemistry calculators
Molar Mass CalculatorChemical Equation BalancerGrams to Moles CalculatorEmpirical Formula CalculatorLimiting Reagent CalculatorPercent Yield CalculatorMolarity CalculatorDilution CalculatorIdeal Gas Law CalculatorSpecific Heat CalculatorBeer-Lambert Law CalculatorHalf-Life CalculatorpH CalculatorBuffer CalculatorNernst Equation Calculator
Guides
How to Calculate Molar MassHow to Balance a Chemical EquationHow to Make a Solution of a Given MolarityHow to Calculate a Dilution (C1V1 = C2V2)How to Calculate pHHow to Calculate DNA Concentration From A260How to Count Cells With a HemocytometerHow to Calculate Half-LifeThe Ideal Gas Law ExplainedHow to Do a Serial DilutionHow to Measure Protein Concentration at A280How to Resuspend Primers and OligosHow to Find the Limiting ReagentHow to Find an Empirical FormulaMolarity vs Molality vs NormalityHow to Make a Standard CurveHow to Make a Stock SolutionHow to Cite Online Tools and Software in a PaperHow to Convert mg/mL to Molarity and BackHow to Calculate a Dilution FactorHow to Convert Grams to MolesHow to Use q = mcΔTHow to Use the Nernst EquationHow to Calculate OsmolarityAtomic Orbitals Explained: s, p, d and fHow Buffers Work: Henderson-Hasselbalch and Buffer CapacityHow Chromatography Works: Rf Values, Columns and ResolutionThe Beer-Lambert Law Explained: Absorbance, Spectrophotometers and Standard CurvesPhotosynthesis and Limiting Factors: Light, Carbon Dioxide and TemperatureCrystal Lattices, Unit Cells and X-Ray Diffraction