ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 00:47Z
det| 9 4 ; 6 10 | = 66
\binom{n}{k} = \frac{n!}{k!(n-k)!}
302K
∑_{k=1}^{n} k = n(n+1)/2
312K
CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
125K
det| 1 6 ; 4 2 | = -22
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
det| 7 4 ; 4 8 | = 40
310K
2H₂ + O₂ → 2H₂O
det| 9 1 ; 7 10 | = 83
264K
∑_{k=1}^{n} k = n(n+1)/2
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 10 2 ; 4 11 | = 102
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
AgNO₃ + NaCl → AgCl↓ + NaNO₃