ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:55Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
302K
∇²ω = 0
det| 9 4 ; 1 10 | = 86
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
311K
det| 4 6 ; 0 5 | = 20
264K
2H₂ + O₂ → 2H₂O
det| 1 8 ; 4 2 | = -30
39K
10r² + 7r + 5 = 0
e^{i\pi} + 1 = 0