ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:05Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 11 9 ; 5 12 | = 87
312K
∇²ω = 0
det| 7 8 ; 4 8 | = 24
125K
∫₀^∞ e^(-ω²) dω = √π / 2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
2H₂ + O₂ → 2H₂O
\frac{1}{7} \sum_{i=1}^{n} i^{2}
68K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
39K