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Every calculator begins with the primary scientific literature and authoritative data standards — never unverified web summaries. Formula derivations trace back to original publications or internationally recognized standards bodies.
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Pages displaying the green verified badge have been reviewed by Shahid Ali (ORCID: 0009-0008-5995-4438, CECOS University) and tested numerically against primary source data. The badge links to this Editorial Standards page and to the author’s academic verification profile. If you find a discrepancy on any verified page, use the correction link below.
The standards that guide every page on SciSolveLab.
We do not simplify equations to the point of inaccuracy. Every formula shows clear variable definitions, units, valid ranges, and the assumptions under which it applies.
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When a formula or constant error is discovered, we correct it within 24 hours and append a dated correction note to the page. Corrections are never silently deleted.
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Every calculator is verified against published exam problems and textbook answers before launch. We test boundary conditions that other tools commonly fail: zero concentrations, extreme temperatures, and unit conversions.
Physical constants and thermodynamic data are revisited every year. When CODATA or NIST updates a recommended value, our calculators are updated within 30 days of the official release.
Page: Enthalpy Calculator (/calculator/enthalpy-calculator/)
Issue: Standard enthalpy of formation for CaCO₃(s) was listed as −1207.1 kJ/mol.
Correction: Updated to NIST WebBook recommended value of −1206.92 kJ/mol.
Source: NIST Chemistry WebBook, SRD 69, Species: Calcium carbonate (https://webbook.nist.gov/cgi/cbook.cgi?ID=C471341&Type=JANAFG&Table=on)
Date fixed: August 2026 · Discovered by: Internal annual review
Our research team reviews reader corrections within 24 hours. Please include the page URL and the specific value you believe is incorrect.
Editorial Standards last reviewed: August 2026 · Lead Developer: Shahid Ali, CECOS University of IT and Emerging Sciences · ORCID: 0009-0008-5995-4438
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