ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:53Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 6 ; 0 5 | = 20
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∇²ω = 0
det| 2 7 ; 7 3 | = -43
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 3 7 ; 2 4 | = -2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
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2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-θ²) dθ = √π / 2
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