Reconcile molecular formulas and calculated properties
Parse eight PubChem formulas, reconstruct approximate molar masses and compare elemental mass fractions and reported descriptors.
numpy · pandas · matplotlib · IPython
CHEMISTRY / 01–06
Chemistry
6 independent, runnable lessons connecting questions, traceable inputs, transparent methods and interpretation. One notebook download starts each workflow.
Learning path 01 → 02 → 03 → 04 → 05 → 06; every lesson also runs independently.
Download this discipline in both languages6 recipes
Read standardized molecules as graphs
Parse real V2000 records, preserve formal charges, compare connected components and cycles, and export inspectable graphs.
numpy · pandas · matplotlib · networkx · IPython
Inspect a calculated caffeine conformer
Preview the PubChem 3D conformer offline, compare bond lengths and audit heavy-atom distance geometry.
numpy · pandas · scipy · matplotlib · py3Dmol · IPython
Solve an ideal weak-acid titration
Use mass and charge balance across a strong-base titration, compare the buffer approximation and inspect species fractions.
numpy · pandas · scipy · matplotlib · IPython
Evaluate a reference vapor-pressure correlation
Reproduce IAPWS reference pressure in its valid range, check reference points and examine a Clausius–Clapeyron approximation.
numpy · pandas · matplotlib · IPython
Audit a simulated absorbance calibration
Generate declared Beer–Lambert teaching observations, fit a calibration, inspect residuals and propagate uncertainty to an unknown.
numpy · pandas · matplotlib · IPython
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