ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:00Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
312K
∇²ω = 0
det| 7 4 ; 4 8 | = 40
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
310K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-θ²) dθ = √π / 2
311K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
264K
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
39K
10r² + 7r + 5 = 0
e^{i\pi} + 1 = 0