ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:02Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²ω = 0
det| 5 7 ; 2 6 | = 16
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 1 2 ; 7 2 | = -12
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
311K
det| 8 4 ; 6 9 | = 48
68K
det| 7 4 ; 4 8 | = 40
39K