ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:47Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
312K
∇²ω = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 1 ; 7 8 | = 49
17K
det| 9 8 ; 3 10 | = 66
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 12 1 ; 5 13 | = 151
68K
det| 7 4 ; 4 8 | = 40
364K