ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:02Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 8 4 ; 6 9 | = 48
302K
∫₀^∞ e^(-z²) dz = √π / 2
312K
∇²ω = 0
det| 7 4 ; 4 8 | = 40
125K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
311K
∫₀^∞ e^(-x²) dx = √π / 2
39K
\lim_{α\to 0} \frac{\sin α}{α} = 1
364K
∑_{k=1}^{n} k = n(n+1)/2
6K