ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:01Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
312K
∇²ω = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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det| 5 3 ; 2 6 | = 24
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O