ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:05Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
311K
\oint_C \vec{F}\cdot d\vec{r} = 0
264K
2H₂ + O₂ → 2H₂O
det| 11 9 ; 5 12 | = 87
68K
iħ ∂ψ/∂t = Ĥψ
10r² + 7r + 5 = 0