ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 00:41Z
det| 9 4 ; 6 10 | = 66
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
125K
det| 1 6 ; 4 2 | = -22
\binom{n}{k} = \frac{n!}{k!(n-k)!}
310K
2H₂ + O₂ → 2H₂O
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
311K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
68K
AgNO₃ + NaCl → AgCl↓ + NaNO₃