ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:49Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 7 ; 2 6 | = 16
17K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
39K
det| 7 4 ; 4 8 | = 40
364K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
6K