ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:04Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
det| 3 6 ; 0 4 | = 12
125K
det| 7 1 ; 7 8 | = 49
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 3 ; 2 6 | = 24
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 4 8 ; 0 5 | = 20
311K
det| 7 4 ; 4 8 | = 40
264K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
68K
10r² + 7r + 5 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
6K