ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:48Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
302K
∑_{k=1}^{n} k = n(n+1)/2
312K
∇²ω = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 1 2 ; 7 2 | = -12
17K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
264K
2H₂ + O₂ → 2H₂O
10r² + 7r + 5 = 0
\frac{1}{7} \sum_{i=1}^{n} i^{2}
364K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
6K
AgNO₃ + NaCl → AgCl↓ + NaNO₃