ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:19Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
125K
∑_{k=1}^{n} k = n(n+1)/2
91K
12γ² + 2γ + 2 = 0
det| 7 1 ; 7 8 | = 49
310K
CH₄ + 2O₂ → CO₂ + 2H₂O
68K
det| 9 4 ; 1 10 | = 86
39K