ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:56Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{y\to 0} \frac{\sin y}{y} = 1
312K
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 3 ; 2 6 | = 24
17K
det| 3 6 ; 0 4 | = 12
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\frac{1}{7} \sum_{i=1}^{n} i^{2}
264K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
68K