ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:10Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
302K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
312K
∇²ω = 0
\lim_{y\to 0} \frac{\sin y}{y} = 1
125K
∑_{k=1}^{n} k = n(n+1)/2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
311K
2H₂ + O₂ → 2H₂O