ACS study plan

Build a one-page equation sheet covering activity coefficients, ionic strength, and the Debye-Hückel limiting law, then solve 10 quantitative problems using it without notes.

Distinguish and apply the three main acid-base approximation regimes (strong acid, weak acid, buffer) to calculate pH for 15 solutions, tracking when each approximation breaks down.

Work through gravimetric and volumetric error propagation: calculate absolute and relative uncertainty for 8 worked examples and identify which step dominates the total error.

Set up and interpret a calibration curve with weighted least squares, then compute the limit of detection and limit of quantitation for a synthetic data set.

Compare separation performance across GC and HPLC by calculating resolution, selectivity factor, and plate number for 10 chromatograms described in text.

Apply extraction theory: compute distribution ratios and percent extracted for single and multiple batch extractions, and justify when continuous extraction is preferable.

Interpret electrochemical data by assigning oxidation/reduction half-reactions and calculating cell potentials and Nernst-corrected potentials for 8 cells.

Evaluate spectroscopic methods (UV-Vis, atomic absorption, fluorescence) by matching analyte type, sensitivity, and interference profile in 10 scenario questions.

Construct and evaluate resonance structures for 20 functional groups, ranking contributors by octet completeness, charge separation, and electronegativity.

Predict relative acid and base strength for 20 pairs using inductive effects, hybridization, aromaticity, and solvation, and defend each ranking in one sentence.

Assign R/S and E/Z descriptors to 20 structures, including cases with multiple stereocenters and pseudoasymmetric centers.

Classify 25 reactions as substitution, elimination, addition, or rearrangement and identify the nucleophile, electrophile, and leaving group in each.

Draw complete arrow-pushing mechanisms for 12 reactions, including SN1, SN2, E1, E2, and electrophilic aromatic substitution, showing every intermediate.

Predict major products for 20 reactions and justify regioselectivity and stereoselectivity using transition-state and intermediate stability arguments.

Design a 4-step synthesis of a target molecule from a given starting material, then critique your own route for competing pathways.

Identify oxidation level changes and select appropriate reagents for 10 functional group interconversions, noting common side reactions.

Derive and apply the first law to 10 thermodynamic scenarios (isothermal, adiabatic, isobaric, isochoric), computing work, heat, internal energy, and enthalpy changes.

Calculate entropy and Gibbs free energy changes for 10 reactions, and determine spontaneity and equilibrium constants at nonstandard conditions.

Apply kinetics rate laws: determine reaction order from data, derive integrated rate expressions, and compute half-lives and activation energies for 8 data sets.

Relate quantum mechanical postulates to observable quantities by computing particle-in-a-box and harmonic oscillator energy levels and interpreting selection rules.

Apply electrochemical thermodynamics by linking cell potential, Gibbs free energy, and equilibrium constant for 8 cells, including concentration-cell cases.

Interpret phase diagrams and compute vapor pressure, boiling point elevation, and freezing point depression for 8 solution scenarios.

Use statistical thermodynamics concepts to explain the microscopic origin of entropy in 5 short written answers, connecting microstates to macroscopic observables.

Solve 10 equilibrium problems involving coupled reactions and Le Châtelier shifts, quantifying the direction and magnitude of the shift.

Apply periodic trends and coordination chemistry: predict geometry, magnetism, and crystal field splitting for 12 transition metal complexes, including high-spin versus low-spin cases.

Balance redox reactions in acidic and basic media and identify common oxidizing and reducing agents in 10 inorganic reactions.

Explain the structural and functional roles of the major biomolecule classes (proteins, nucleic acids, carbohydrates, lipids) in 10 short-answer questions.

Analyze enzyme kinetics by deriving the Michaelis-Menten equation and interpreting Km, Vmax, and inhibition types from 6 data sets.

Connect bioenergetics to thermodynamics by calculating the free energy yield of ATP hydrolysis and coupling it to a metabolic reaction.

Compare step-growth and chain-growth polymerization by calculating number-average and weight-average molecular weight and polydispersity for 8 data sets.

Predict polymer properties from structure by relating crystallinity, glass transition temperature, and tacticity for 10 polymer examples.

Integrate all six domains by completing a full-length timed practice exam under test conditions and scoring each domain separately.

Diagnose weak domains from the practice exam and complete targeted review of the three lowest-scoring areas.

Consolidate a final one-page reference sheet of the highest-yield equations and concepts per domain.