ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:08Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
312K
∇²ω = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 7 ; 3 10 | = 69
17K
CH₄ + 2O₂ → CO₂ + 2H₂O
311K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
264K
det| 9 5 ; 1 10 | = 85
68K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
6K