ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:08Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 7 ; 7 3 | = -43
17K
det| 5 6 ; 4 6 | = 6
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 9 4 ; 1 10 | = 86
311K
2H₂ + O₂ → 2H₂O
iħ ∂ψ/∂t = Ĥψ
10r² + 7r + 5 = 0
e^{i\pi} + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃