ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-20 00:33Z
PV = nRT
\lim_{α\to 0} \frac{\sin α}{α} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
73K
det| 9 4 ; 1 10 | = 86
358K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
52K
9θ² + 4θ + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
306K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 1 ; 5 13 | = 151
261K
\frac{8}{5} \sum_{i=1}^{n} i^{2}
∂ψ/∂ω = 2ψ
E = mc²
3β² + 5β + 4 = 0