ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:04Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{6}{3} \sum_{i=1}^{n} i^{2}
312K
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 1 ; 5 13 | = 151
17K
det| 7 7 ; 4 8 | = 28
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{2}{2} \sum_{i=1}^{n} i^{2}
311K
∑_{k=1}^{n} k = n(n+1)/2
264K
2H₂ + O₂ → 2H₂O
det| 5 9 ; 7 6 | = -33
39K
10r² + 7r + 5 = 0
e^{i\pi} + 1 = 0