ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:02Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
312K
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O