ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:05Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-z²) dz = √π / 2
312K
∇²ω = 0
∑_{k=1}^{n} k = n(n+1)/2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 5 3 ; 7 6 | = 9
311K
det| 9 4 ; 1 10 | = 86
264K
CH₄ + 2O₂ → CO₂ + 2H₂O
68K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
39K
\lim_{α\to 0} \frac{\sin α}{α} = 1
364K