ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
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∇²ω = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 3 ; 5 3 | = -9
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 1 1 ; 5 2 | = -3
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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