ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:20Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 9 ; 5 13 | = 111
312K
∫₀^∞ e^(-r²) dr = √π / 2
det| 9 2 ; 3 10 | = 84
91K
12γ² + 2γ + 2 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
17K
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
311K