{"query": "Chemistry — the bookkeeping of atoms", "count": 20, "results": [{"id": "card_n_4d5234cab477", "title": "Chemistry — the bookkeeping of atoms", "shelf": "science", "surface": "secular", "snippet": "Chemistry is accounting at the scale of atoms: nothing is created or\ndestroyed, only rearranged, and every claim balances or it is wrong. The engine keeps the\nbooks in-domain (https://narrowhighway.co", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_theory_dalton_s_atomic_theory", "title": "Dalton's atomic theory", "shelf": "theories", "surface": "secular", "snippet": "Dalton's atomic theory — an engine domain that can touch it: chemistry. Calibration: partial — mass ratios verify. Matter is made of indivisible atoms; all atoms of an element share a mass; compounds ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_organic_chemistry", "title": "Organic chemistry & functional groups (why life is built on carbon)", "shelf": "theories", "surface": "secular", "snippet": "Organic chemistry & functional groups (why life is built on carbon) — an engine domain that can touch it: chemistry. Calibration: seals — formulae, molar masses and isomer counts compute. Carbon forms", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_chemical_bonding", "title": "Chemical bonding (valence-bond / molecular-orbital)", "shelf": "theories", "surface": "secular", "snippet": "Chemical bonding (valence-bond / molecular-orbital) — an engine domain that can touch it: chemistry. Calibration: partial — some relations verify; the full theory is map-only. Atoms bond to lower thei", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_haber_bosch", "title": "Haber–Bosch nitrogen fixation (bread from air)", "shelf": "theories", "surface": "secular", "snippet": "Haber–Bosch nitrogen fixation (bread from air) — an engine domain that can touch it: chemistry. Calibration: seals — stoichiometry, yield and equilibrium shifts compute. N₂ + 3H₂ ⇌ 2NH₃, run at roughl", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_bohr_quantum_model_of_the_atom", "title": "Bohr / quantum model of the atom", "shelf": "theories", "surface": "secular", "snippet": "Bohr / quantum model of the atom — an engine domain that can touch it: atomic. Calibration: seals — energy levels and shell capacities compute. Electrons occupy discrete orbits with QUANTISED energies", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_atomism", "title": "Atomism (the idea that matter is not infinitely divisible)", "shelf": "theories", "surface": "secular", "snippet": "Atomism (the idea that matter is not infinitely divisible) — an engine domain that can touch it: chemistry. Calibration: map-only — historical and foundational; mole arithmetic computes. Cut a thing i", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_vsepr_theory", "title": "VSEPR theory (molecular geometry)", "shelf": "theories", "surface": "secular", "snippet": "VSEPR theory (molecular geometry) — an engine domain that can touch it: molecular_geometry. Calibration: seals — shapes and bond angles predict directly. Valence Shell Electron Pair Repulsion: electro", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_discrete_vs_continuous", "title": "Discrete versus continuous (the oldest dividing line)", "shelf": "theories", "surface": "secular", "snippet": "Discrete versus continuous (the oldest dividing line) — an engine domain that can touch it: number_theory. Calibration: map-only — a foundational distinction; specific cardinality results compute. Som", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_pauli_exclusion_principle", "title": "Pauli exclusion principle", "shelf": "theories", "surface": "secular", "snippet": "Pauli exclusion principle — an engine domain that can touch it: atomic. Calibration: seals — electron configurations and shell capacities compute. No two identical fermions may occupy the same quantum", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_fundamental_theorem_of_arithmetic", "title": "Fundamental theorem of arithmetic (unique factorization)", "shelf": "theories", "surface": "secular", "snippet": "Fundamental theorem of arithmetic (unique factorization) — an engine domain that can touch it: number_theory. Calibration: seals. Every integer greater than 1 is a product of primes in exactly one way", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_second_law_of_thermodynamics", "title": "Second law of thermodynamics (entropy)", "shelf": "theories", "surface": "secular", "snippet": "Second law of thermodynamics (entropy) — an engine domain that can touch it: thermodynamics. Calibration: partial — efficiency and entropy changes compute; the arrow of time is map-only. The entropy o", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_linear_algebra", "title": "Linear algebra (vector spaces, eigenvalues)", "shelf": "theories", "surface": "secular", "snippet": "Linear algebra (vector spaces, eigenvalues) — an engine domain that can touch it: linear_algebra. Calibration: seals. Vectors, the linear maps between them, and matrices as those maps written down. Th", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_book_70047", "title": "The peaceful atom — Bernice Kohn Hunt", "shelf": "gutenberg", "surface": "secular", "snippet": "The peaceful atom, by Bernice Kohn Hunt. Subjects: Atoms; Atoms -- Juvenile literature; Nuclear energy -- Juvenile literature. Read the full text (public domain): https://www.gutenberg.org/ebooks/7004", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_n_ae08bd563c6e", "title": "Balancing equations — nothing is created or destroyed", "shelf": "science", "surface": "secular", "snippet": "Lavoisier's law: matter is conserved, so a chemical equation must have equal atoms on\nboth sides. The engine balances in-domain — given CH4 + O2 -> CO2 + H2O it returns the true\ncoefficients CH4 + 2 O", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_src_book_53269", "title": "Atom Mystery [Young Atom Detective] — Charles Ira Coombs", "shelf": "gutenberg", "surface": "secular", "snippet": "Atom Mystery [Young Atom Detective], by Charles Ira Coombs. Subjects: Mystery and detective stories; Scientists -- Juvenile fiction; Nuclear physics -- Juvenile fiction. Read the full text (public dom", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_72875", "title": "The A B C of atoms — Bertrand Russell", "shelf": "gutenberg", "surface": "secular", "snippet": "The A B C of atoms, by Bertrand Russell. Subjects: Atoms. Read the full text (public domain): https://www.gutenberg.org/ebooks/72875", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_73362", "title": "Stars and atoms — Arthur Stanley, Sir Eddington", "shelf": "gutenberg", "surface": "secular", "snippet": "Stars and atoms, by Arthur Stanley, Sir Eddington. Subjects: Stars; Atoms. Read the full text (public domain): https://www.gutenberg.org/ebooks/73362", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_book_77675", "title": "Atoms and electrons — J. W. N. (John William Navin) Sullivan", "shelf": "gutenberg", "surface": "secular", "snippet": "Atoms and electrons, by J. W. N. (John William Navin) Sullivan. Subjects: Electrons; Atoms. Read the full text (public domain): https://www.gutenberg.org/ebooks/77675", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_word_rutherford_atom", "title": "rutherford atom", "shelf": "dictionary", "surface": "secular", "snippet": "rutherford atom: (noun) first modern concept of atomic structure; all of the positive charge and most of the mass of the atom are contained in a compact nucleus; a number of electrons (equal to the at", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}]}