ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:03Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 3 ; 5 3 | = -9
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O
det| 1 8 ; 4 2 | = -30
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
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10r² + 7r + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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